02/19: gnu: glibc-for-bootstrap: Remove obsolete patch.

[guix-commits]

mbakke pushed a commit to branch core-updates
in repository guix.

commit 6703ff4d3bfba7ab9d35c739df8e1b983505afa9
Author: Marius Bakke <marius@gnu.org>
AuthorDate: Fri Sep 16 03:27:09 2022 +0200

    gnu: glibc-for-bootstrap: Remove obsolete patch.
    
    * gnu/packages/patches/glibc-static-nss.patch: Delete file.
    * gnu/local.mk (dist_patch_DATA): Adjust accordingly.
    * gnu/packages/make-bootstrap.scm (glibc-for-bootstrap)[source](patches):
    Remove it.
---
 gnu/local.mk                                |    1 -
 gnu/packages/make-bootstrap.scm             |    3 +-
 gnu/packages/patches/glibc-static-nss.patch | 1244 ---------------------------
 3 files changed, 1 insertion(+), 1247 deletions(-)

diff --git a/gnu/local.mk b/gnu/local.mk
index a1e8a0f389..1f3169bb1a 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1198,7 +1198,6 @@ dist_patch_DATA =                                         
\
   %D%/packages/patches/glibc-versioned-locpath.patch           \
   %D%/packages/patches/glibc-2.29-git-updates.patch            \
   %D%/packages/patches/glibc-2.29-supported-locales.patch      \
-  %D%/packages/patches/glibc-static-nss.patch                  \
   %D%/packages/patches/glibc-supported-locales.patch           \
   %D%/packages/patches/gmp-arm-asm-nothumb.patch               \
   %D%/packages/patches/gmp-faulty-test.patch                   \
diff --git a/gnu/packages/make-bootstrap.scm b/gnu/packages/make-bootstrap.scm
index 326ddf561e..977adbba19 100644
--- a/gnu/packages/make-bootstrap.scm
+++ b/gnu/packages/make-bootstrap.scm
@@ -75,8 +75,7 @@ for `sh' in $PATH, and without nscd, and with static NSS 
modules."
       (inherit base)
       (source (origin (inherit (package-source base))
                       (patches (append (search-patches
-                                        "glibc-bootstrap-system.patch"
-                                        "glibc-static-nss.patch")
+                                        "glibc-bootstrap-system.patch")
                                    (origin-patches (package-source base))))))
       (arguments
        (substitute-keyword-arguments (package-arguments base)
diff --git a/gnu/packages/patches/glibc-static-nss.patch 
b/gnu/packages/patches/glibc-static-nss.patch
deleted file mode 100644
index 1a9db616cc..0000000000
--- a/gnu/packages/patches/glibc-static-nss.patch
+++ /dev/null
@@ -1,1244 +0,0 @@
-This patch reinstates support for static NSS, which glibc 2.33 broke:
-
-  https://sourceware.org/bugzilla/show_bug.cgi?id=27959
-
-Patch obtained by running:
-
-  git diff 
f0c28504a9877be5da3ed1215f2da2d5914bbb0b..f9c8b11ed7726b858cd7b7cea0d3d7c5233d78cf
-  git diff 5e1ce61e3e71fb7ffe53f58fe96e67cb15f94854{^,}
-  git diff 135425a1dd50cbe2b9db0628d6c2b36c7889f30b{^,}
-
-It corresponds to these changes:
-
-  f9c8b11ed7 * nss: Access nss_files through direct references
-  6212bb67f4 * nss_files: Move into libc
-  36861a968a * nss_files: Add generic code for set*ent, end*ent and file open
-  f0c28504a9 * nss_files: Allocate nscd file registration data on the heap
-  5e1ce61e3e * nss: Fix NSS_DECLARE_MODULE_FUNCTIONS handling of 
_nss_*_endnetgrent
-  135425a1dd * nss: Fix build error with --disable-nscd
-
-... plus a manual fix in 'files-network.c' to address this compilation error:
-
-  nss_files/files-network.c: In function ‘_nss_files_parse_netent’:
-  nss_files/files-network.c:72:20: error: implicit declaration of function 
‘__inet_network’; did you mean ‘inet_network’? 
[-Werror=implicit-function-declaration]
-     72 |    result->n_net = __inet_network (addr);
-       |                    ^~~~~~~~~~~~~~
-  nss_files/files-parse.c:106:3: note: in definition of macro ‘LINE_PARSER’
-    106 |   BODY;               \
-       |   ^~~~
-
-diff --git a/include/libc-symbols.h b/include/libc-symbols.h
-index 127ea656c2..d41ecf4384 100644
---- a/include/libc-symbols.h
-+++ b/include/libc-symbols.h
-@@ -798,29 +798,6 @@ for linking")
- # define libdl_hidden_data_ver(local, name)
- #endif
- 
--#if IS_IN (libnss_files)
--# define libnss_files_hidden_proto(name, attrs...) hidden_proto (name, 
##attrs)
--# define libnss_files_hidden_tls_proto(name, attrs...) \
--  hidden_tls_proto (name, ##attrs)
--# define libnss_files_hidden_def(name) hidden_def (name)
--# define libnss_files_hidden_weak(name) hidden_weak (name)
--# define libnss_files_hidden_ver(local, name) hidden_ver (local, name)
--# define libnss_files_hidden_data_def(name) hidden_data_def (name)
--# define libnss_files_hidden_tls_def(name) hidden_tls_def (name)
--# define libnss_files_hidden_data_weak(name) hidden_data_weak (name)
--# define libnss_files_hidden_data_ver(local, name) hidden_data_ver(local, 
name)
--#else
--# define libnss_files_hidden_proto(name, attrs...)
--# define libnss_files_hidden_tls_proto(name, attrs...)
--# define libnss_files_hidden_def(name)
--# define libnss_files_hidden_weak(name)
--# define libnss_files_hidden_ver(local, name)
--# define libnss_files_hidden_data_def(name)
--# define libnss_files_hidden_tls_def(name)
--# define libnss_files_hidden_data_weak(name)
--# define libnss_files_hidden_data_ver(local, name)
--#endif
--
- #if IS_IN (libnsl)
- # define libnsl_hidden_proto(name, attrs...) hidden_proto (name, ##attrs)
- # define libnsl_hidden_tls_proto(name, attrs...) \
-diff --git a/include/netdb.h b/include/netdb.h
-index 82e102ff76..4dcdbb8cd4 100644
---- a/include/netdb.h
-+++ b/include/netdb.h
-@@ -217,7 +217,7 @@ extern enum nss_status _nss_netgroup_parseline (char 
**cursor,
-                                               struct __netgrent *result,
-                                               char *buffer, size_t buflen,
-                                               int *errnop);
--libnss_files_hidden_proto (_nss_netgroup_parseline)
-+libc_hidden_proto (_nss_netgroup_parseline)
- 
- #define DECLARE_NSS_PROTOTYPES(service)                                       
      \
- extern enum nss_status _nss_ ## service ## _setprotoent (int);                
      \
-diff --git a/include/nss_files.h b/include/nss_files.h
-index 6a0dcdb85b..6190cac6be 100644
---- a/include/nss_files.h
-+++ b/include/nss_files.h
-@@ -19,7 +19,11 @@
- #ifndef _NSS_FILES_H
- #define _NSS_FILES_H
- 
-+#include <nss.h>
- #include <stdio.h>
-+#if IS_IN (libc)
-+#include <libc-lock.h>
-+#endif
- 
- /* Open PATH for reading, as a data source for nss_files.  */
- FILE *__nss_files_fopen (const char *path);
-@@ -47,6 +51,63 @@ int __nss_readline_seek (FILE *fp, off64_t offset) 
attribute_hidden;
- int __nss_parse_line_result (FILE *fp, off64_t offset, int parse_line_result);
- libc_hidden_proto (__nss_parse_line_result)
- 
-+/* Per-file data.  Used by the *ent functions that need to preserve
-+   state across calls.  */
-+struct nss_files_per_file_data
-+{
-+  FILE *stream;
-+#if IS_IN (libc)
-+  /* The size of locks changes between libc and nss_files, so this
-+     member must be last and is only available in libc.  */
-+  __libc_lock_define (, lock);
-+#endif
-+};
-+
-+/* File index for __nss_files_data_get.  */
-+enum nss_files_file
-+  {
-+    nss_file_aliasent,
-+    nss_file_etherent,
-+    nss_file_grent,
-+    nss_file_hostent,
-+    nss_file_netent,
-+    nss_file_protoent,
-+    nss_file_pwent,
-+    nss_file_rpcent,
-+    nss_file_servent,
-+    nss_file_sgent,
-+    nss_file_spent,
-+
-+    nss_file_count
-+  };
-+
-+/* Obtains a pointer to the per-file data for FILE, which is written
-+   to *PDATA, and tries to open the file at PATH for it.  On success,
-+   returns NSS_STATUS_SUCCESS, and the caller must later call
-+   __nss_files_data_put.  On failure, NSS_STATUS_TRYAGAIN is returned,
-+   and *ERRNOP and *HERRNOP are updated if these pointers are not
-+   null.  */
-+enum nss_status __nss_files_data_open (struct nss_files_per_file_data **pdata,
-+                                       enum nss_files_file file,
-+                                       const char *path,
-+                                       int *errnop, int *herrnop);
-+libc_hidden_proto (__nss_files_data_open)
-+
-+/* Unlock the per-file data, previously obtained by
-+   __nss_files_data_open.  */
-+void __nss_files_data_put (struct nss_files_per_file_data *data);
-+libc_hidden_proto (__nss_files_data_put)
-+
-+/* Performs the set*ent operation for FILE.  PATH is the file to
-+   open.  */
-+enum nss_status __nss_files_data_setent (enum nss_files_file file,
-+                                           const char *path);
-+libc_hidden_proto (__nss_files_data_setent)
-+
-+/* Performs the end*ent operation for FILE.  */
-+enum nss_status __nss_files_data_endent (enum nss_files_file file);
-+libc_hidden_proto (__nss_files_data_endent)
-+
- struct parser_data;
- 
- /* Instances of the parse_line function from
-@@ -64,16 +125,25 @@ extern nss_files_parse_line _nss_files_parse_servent;
- extern nss_files_parse_line _nss_files_parse_sgent;
- extern nss_files_parse_line _nss_files_parse_spent;
- 
--libnss_files_hidden_proto (_nss_files_parse_etherent)
-+libc_hidden_proto (_nss_files_parse_etherent)
- libc_hidden_proto (_nss_files_parse_grent)
--libnss_files_hidden_proto (_nss_files_parse_netent)
--libnss_files_hidden_proto (_nss_files_parse_protoent)
-+libc_hidden_proto (_nss_files_parse_netent)
-+libc_hidden_proto (_nss_files_parse_protoent)
- libc_hidden_proto (_nss_files_parse_pwent)
--libnss_files_hidden_proto (_nss_files_parse_rpcent)
--libnss_files_hidden_proto (_nss_files_parse_servent)
-+libc_hidden_proto (_nss_files_parse_rpcent)
-+libc_hidden_proto (_nss_files_parse_servent)
- libc_hidden_proto (_nss_files_parse_sgent)
- libc_hidden_proto (_nss_files_parse_spent)
- 
-+NSS_DECLARE_MODULE_FUNCTIONS (files)
-+#undef DEFINE_NSS_FUNCTION
-+#define DEFINE_NSS_FUNCTION(x) libc_hidden_proto (_nss_files_##x)
-+#include <nss/function.def>
-+#undef DEFINE_NSS_FUNCTION
-+
-+void _nss_files_init (void (*cb) (size_t, struct traced_file *));
-+libc_hidden_proto (_nss_files_init)
-+
- /* Generic implementation of fget*ent_r.  Reads lines from FP until
-    EOF or a successful parse into *RESULT using PARSER.  Returns 0 on
-    success, ENOENT on EOF, ERANGE on too-small buffer.  */
-diff --git a/nss/Makefile b/nss/Makefile
-index 9682a31e20..63a386af18 100644
---- a/nss/Makefile
-+++ b/nss/Makefile
-@@ -31,7 +31,8 @@ routines             = nsswitch getnssent getnssent_r 
digits_dots \
-                         compat-lookup nss_hash nss_files_fopen \
-                         nss_readline nss_parse_line_result \
-                         nss_fgetent_r nss_module nss_action \
--                        nss_action_parse nss_database
-+                        nss_action_parse nss_database nss_files_data \
-+                        nss_files_functions
- 
- # These are the databases that go through nss dispatch.
- # Caution: if you add a database here, you must add its real name
-@@ -98,9 +99,11 @@ subdir-dirs = $(services:%=nss_%)
- vpath %.c $(subdir-dirs) ../locale/programs ../intl
- 
- 
--libnss_files-routines := $(addprefix files-, \
--                           $(filter-out key, $(databases))) \
--                         files-initgroups files-init
-+routines += \
-+  $(addprefix files-, $(filter-out key, $(databases))) \
-+  files-init \
-+  files-initgroups \
-+  # routines
- 
- libnss_db-dbs         := $(addprefix db-,\
-                                      $(filter-out hosts network key alias,\
-@@ -116,12 +119,9 @@ libnss_compat-routines    := $(addprefix compat-,grp pwd 
spwd initgroups) \
- install-others                += $(inst_vardbdir)/Makefile
- 
- # Build static module into libc if requested
--libnss_files-inhibit-o        = $(filter-out .os,$(object-suffixes))
- libnss_db-inhibit-o   = $(filter-out .os,$(object-suffixes))
- libnss_compat-inhibit-o       = $(filter-out .os,$(object-suffixes))
- ifeq ($(build-static-nss),yes)
--routines                += $(libnss_files-routines)
--static-only-routines    += $(libnss_files-routines)
- tests-static          += tst-nss-static
- endif
- extra-test-objs               += nss_test1.os nss_test2.os
-@@ -138,8 +138,6 @@ libnss-libc = $(common-objpfx)linkobj/libc.so
- # for new links:
- $(services:%=$(objpfx)libnss_%.so): libc-for-link = $(libnss-libc)
- 
--$(objpfx)libnss_db.so: $(objpfx)libnss_files.so
--
- $(libnss_db-dbs:%=$(objpfx)%.c): $(objpfx)db-%.c: nss_files/files-%.c
-       @rm -f $@.new
-       (echo '#define EXTERN_PARSER';\
-diff --git a/nss/Versions b/nss/Versions
-index fdddea104c..e551524aa9 100644
---- a/nss/Versions
-+++ b/nss/Versions
-@@ -19,11 +19,12 @@ libc {
-     __nss_services_lookup2; __nss_next2; __nss_lookup;
-     __nss_hash; __nss_database_get;
-     __nss_files_fopen; __nss_readline; __nss_parse_line_result;
--  }
--}
-+    __nss_files_data_endent;
-+    __nss_files_data_open;
-+    __nss_files_data_put;
-+    __nss_files_data_setent;
- 
--libnss_files {
--  GLIBC_PRIVATE {
-+    # Routines formerly in libnss_files.so.2.
-     _nss_files_setaliasent;
-     _nss_files_endaliasent;
-     _nss_files_getaliasbyname_r;
-@@ -109,6 +110,14 @@ libnss_files {
-   }
- }
- 
-+libnss_files {
-+  GLIBC_PRIVATE {
-+    # Keep a version node (with a synthesized local: * directive) so that
-+    # __bss_* symbols are hidden on targets that need it.
-+    __libnss_files_version_placeholder;
-+  }
-+}
-+
- libnss_db {
-   GLIBC_PRIVATE {
-     _nss_db_setetherent;
-diff --git a/nss/nss_files/files-XXX.c b/nss/nss_files/files-XXX.c
-index b4b989d9bb..c158a891bd 100644
---- a/nss/nss_files/files-XXX.c
-+++ b/nss/nss_files/files-XXX.c
-@@ -45,10 +45,12 @@
- # include <netdb.h>
- # define H_ERRNO_PROTO        , int *herrnop
- # define H_ERRNO_ARG  , herrnop
-+# define H_ERRNO_ARG_OR_NULL herrnop
- # define H_ERRNO_SET(val) (*herrnop = (val))
- #else
- # define H_ERRNO_PROTO
- # define H_ERRNO_ARG
-+# define H_ERRNO_ARG_OR_NULL NULL
- # define H_ERRNO_SET(val) ((void) 0)
- #endif
- 
-@@ -58,15 +60,11 @@
- # define EXTRA_ARGS_VALUE
- #endif
- 
--/* Locks the static variables in this file.  */
--__libc_lock_define_initialized (static, lock)
- 
- /* Maintenance of the stream open on the database file.  For getXXent
-    operations the stream needs to be held open across calls, the other
-    getXXbyYY operations all use their own stream.  */
- 
--static FILE *stream;
--
- /* Open database file if not already opened.  */
- static enum nss_status
- internal_setent (FILE **stream)
-@@ -91,42 +89,16 @@ internal_setent (FILE **stream)
- enum nss_status
- CONCAT(_nss_files_set,ENTNAME) (int stayopen)
- {
--  enum nss_status status;
--
--  __libc_lock_lock (lock);
--
--  status = internal_setent (&stream);
--
--  __libc_lock_unlock (lock);
--
--  return status;
-+  return __nss_files_data_setent (CONCAT (nss_file_, ENTNAME), DATAFILE);
- }
-+libc_hidden_def (CONCAT (_nss_files_set,ENTNAME))
- 
--
--/* Close the database file.  */
--static void
--internal_endent (FILE **stream)
--{
--  if (*stream != NULL)
--    {
--      fclose (*stream);
--      *stream = NULL;
--    }
--}
--
--
--/* Thread-safe, exported version of that.  */
- enum nss_status
- CONCAT(_nss_files_end,ENTNAME) (void)
- {
--  __libc_lock_lock (lock);
--
--  internal_endent (&stream);
--
--  __libc_lock_unlock (lock);
--
--  return NSS_STATUS_SUCCESS;
-+  return __nss_files_data_endent (CONCAT (nss_file_, ENTNAME));
- }
-+libc_hidden_def (CONCAT (_nss_files_end,ENTNAME))
- 
- 
- /* Parsing the database file into `struct STRUCTURE' data structures.  */
-@@ -194,28 +166,22 @@ CONCAT(_nss_files_get,ENTNAME_r) (struct STRUCTURE 
*result, char *buffer,
-                                 size_t buflen, int *errnop H_ERRNO_PROTO)
- {
-   /* Return next entry in host file.  */
--  enum nss_status status = NSS_STATUS_SUCCESS;
--
--  __libc_lock_lock (lock);
- 
--  /* Be prepared that the set*ent function was not called before.  */
--  if (stream == NULL)
--    {
--      int save_errno = errno;
--
--      status = internal_setent (&stream);
--
--      __set_errno (save_errno);
--    }
--
--  if (status == NSS_STATUS_SUCCESS)
--    status = internal_getent (stream, result, buffer, buflen, errnop
--                            H_ERRNO_ARG EXTRA_ARGS_VALUE);
-+  struct nss_files_per_file_data *data;
-+  enum nss_status status = __nss_files_data_open (&data,
-+                                                CONCAT (nss_file_, ENTNAME),
-+                                                DATAFILE,
-+                                                errnop, H_ERRNO_ARG_OR_NULL);
-+  if (status != NSS_STATUS_SUCCESS)
-+    return status;
- 
--  __libc_lock_unlock (lock);
-+  status = internal_getent (data->stream, result, buffer, buflen, errnop
-+                          H_ERRNO_ARG EXTRA_ARGS_VALUE);
- 
-+  __nss_files_data_put (data);
-   return status;
- }
-+libc_hidden_def (CONCAT (_nss_files_get,ENTNAME_r))
- 
- /* Macro for defining lookup functions for this file-based database.
- 
-@@ -248,8 +214,9 @@ _nss_files_get##name##_r (proto,                           
              \
-            == NSS_STATUS_SUCCESS)                                           \
-       { break_if_match }                                                    \
-                                                                             \
--      internal_endent (&stream);                                            \
-+      fclose (stream);                                                        
      \
-     }                                                                       \
-                                                                             \
-   return status;                                                            \
--}
-+}                                                                           \
-+libc_hidden_def (_nss_files_get##name##_r)
-diff --git a/nss/nss_files/files-alias.c b/nss/nss_files/files-alias.c
-index 30971bfe56..8c6e176ff6 100644
---- a/nss/nss_files/files-alias.c
-+++ b/nss/nss_files/files-alias.c
-@@ -31,18 +31,11 @@
- #include "nsswitch.h"
- #include <nss_files.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
--/* Locks the static variables in this file.  */
--__libc_lock_define_initialized (static, lock)
- 
- /* Maintenance of the stream open on the database file.  For getXXent
-    operations the stream needs to be held open across calls, the other
-    getXXbyYY operations all use their own stream.  */
- 
--static FILE *stream;
--
--
- static enum nss_status
- internal_setent (FILE **stream)
- {
-@@ -66,42 +59,16 @@ internal_setent (FILE **stream)
- enum nss_status
- _nss_files_setaliasent (void)
- {
--  enum nss_status status;
--
--  __libc_lock_lock (lock);
--
--  status = internal_setent (&stream);
--
--  __libc_lock_unlock (lock);
--
--  return status;
-+  return __nss_files_data_setent (nss_file_aliasent, "/etc/aliases");
- }
-+libc_hidden_def (_nss_files_setaliasent)
- 
--
--/* Close the database file.  */
--static void
--internal_endent (FILE **stream)
--{
--  if (*stream != NULL)
--    {
--      fclose (*stream);
--      *stream = NULL;
--    }
--}
--
--
--/* Thread-safe, exported version of that.  */
- enum nss_status
- _nss_files_endaliasent (void)
- {
--  __libc_lock_lock (lock);
--
--  internal_endent (&stream);
--
--  __libc_lock_unlock (lock);
--
--  return NSS_STATUS_SUCCESS;
-+  return __nss_files_data_endent (nss_file_aliasent);
- }
-+libc_hidden_def (_nss_files_endaliasent)
- 
- /* Parsing the database file into `struct aliasent' data structures.  */
- static enum nss_status
-@@ -131,7 +98,7 @@ get_next_alias (FILE *stream, const char *match, struct 
aliasent *result,
-       /* Read the first line.  It must contain the alias name and
-        possibly some alias names.  */
-       first_unused[room_left - 1] = '\xff';
--      line = fgets_unlocked (first_unused, room_left, stream);
-+      line = __fgets_unlocked (first_unused, room_left, stream);
-       if (line == NULL)
-       /* Nothing to read.  */
-       break;
-@@ -220,7 +187,7 @@ get_next_alias (FILE *stream, const char *match, struct 
aliasent *result,
-                     /* If the file does not exist we simply ignore
-                        the statement.  */
-                     if (listfile != NULL
--                        && (old_line = strdup (line)) != NULL)
-+                        && (old_line = __strdup (line)) != NULL)
-                       {
-                         while (! feof_unlocked (listfile))
-                           {
-@@ -232,8 +199,8 @@ get_next_alias (FILE *stream, const char *match, struct 
aliasent *result,
-                               }
- 
-                             first_unused[room_left - 1] = '\xff';
--                            line = fgets_unlocked (first_unused, room_left,
--                                                   listfile);
-+                            line = __fgets_unlocked (first_unused, room_left,
-+                                                     listfile);
-                             if (line == NULL)
-                               break;
-                             if (first_unused[room_left - 1] != '\xff')
-@@ -335,7 +302,7 @@ get_next_alias (FILE *stream, const char *match, struct 
aliasent *result,
-                 /* The just read character is a white space and so
-                    can be ignored.  */
-                 first_unused[room_left - 1] = '\xff';
--                line = fgets_unlocked (first_unused, room_left, stream);
-+                line = __fgets_unlocked (first_unused, room_left, stream);
-                 if (line == NULL)
-                   {
-                     /* Continuation line without any data and
-@@ -369,29 +336,25 @@ _nss_files_getaliasent_r (struct aliasent *result, char 
*buffer, size_t buflen,
-                         int *errnop)
- {
-   /* Return next entry in host file.  */
--  enum nss_status status = NSS_STATUS_SUCCESS;
- 
--  __libc_lock_lock (lock);
--
--  /* Be prepared that the set*ent function was not called before.  */
--  if (stream == NULL)
--    status = internal_setent (&stream);
--
--  if (status == NSS_STATUS_SUCCESS)
--    {
--      result->alias_local = 1;
-+  struct nss_files_per_file_data *data;
-+  enum nss_status status = __nss_files_data_open (&data, nss_file_aliasent,
-+                                                "/etc/aliases", errnop, NULL);
-+  if (status != NSS_STATUS_SUCCESS)
-+    return status;
- 
--      /* Read lines until we get a definite result.  */
--      do
--      status = get_next_alias (stream, NULL, result, buffer, buflen, errnop);
--      while (status == NSS_STATUS_RETURN);
--    }
-+  result->alias_local = 1;
- 
--  __libc_lock_unlock (lock);
-+  /* Read lines until we get a definite result.  */
-+  do
-+    status = get_next_alias (data->stream, NULL, result, buffer, buflen,
-+                           errnop);
-+  while (status == NSS_STATUS_RETURN);
- 
-+  __nss_files_data_put (data);
-   return status;
- }
--
-+libc_hidden_def (_nss_files_getaliasent_r)
- 
- enum nss_status
- _nss_files_getaliasbyname_r (const char *name, struct aliasent *result,
-@@ -418,9 +381,10 @@ _nss_files_getaliasbyname_r (const char *name, struct 
aliasent *result,
-       do
-       status = get_next_alias (stream, name, result, buffer, buflen, errnop);
-       while (status == NSS_STATUS_RETURN);
--    }
- 
--  internal_endent (&stream);
-+      fclose (stream);
-+    }
- 
-   return status;
- }
-+libc_hidden_def (_nss_files_getaliasbyname_r)
-diff --git a/nss/nss_files/files-ethers.c b/nss/nss_files/files-ethers.c
-index 2fe7f81e4b..7c2c2b9833 100644
---- a/nss/nss_files/files-ethers.c
-+++ b/nss/nss_files/files-ethers.c
-@@ -20,8 +20,6 @@
- #include <netinet/if_ether.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- struct etherent_data {};
- 
- #define ENTNAME               etherent
-diff --git a/nss/nss_files/files-grp.c b/nss/nss_files/files-grp.c
-index 49be38e8b1..a716d948e2 100644
---- a/nss/nss_files/files-grp.c
-+++ b/nss/nss_files/files-grp.c
-@@ -19,8 +19,6 @@
- #include <grp.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define STRUCTURE     group
- #define ENTNAME               grent
- #define DATABASE      "group"
-diff --git a/nss/nss_files/files-hosts.c b/nss/nss_files/files-hosts.c
-index 2b47ec3e53..d54d91d038 100644
---- a/nss/nss_files/files-hosts.c
-+++ b/nss/nss_files/files-hosts.c
-@@ -26,8 +26,6 @@
- #include <alloc_buffer.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- /* Get implementation for some internal functions.  */
- #include "../resolv/res_hconf.h"
- 
-@@ -57,12 +55,13 @@ LINE_PARSER
-    STRING_FIELD (addr, isspace, 1);
- 
-    /* Parse address.  */
--   if (inet_pton (af == AF_UNSPEC ? AF_INET : af, addr, entdata->host_addr)
-+   if (__inet_pton (af == AF_UNSPEC ? AF_INET : af, addr, entdata->host_addr)
-        > 0)
-      af = af == AF_UNSPEC ? AF_INET : af;
-    else
-      {
--       if (af == AF_INET && inet_pton (AF_INET6, addr, entdata->host_addr) > 
0)
-+       if (af == AF_INET
-+         && __inet_pton (AF_INET6, addr, entdata->host_addr) > 0)
-        {
-          if (IN6_IS_ADDR_V4MAPPED (entdata->host_addr))
-            memcpy (entdata->host_addr, entdata->host_addr + 12, INADDRSZ);
-@@ -76,7 +75,7 @@ LINE_PARSER
-            return 0;
-        }
-        else if (af == AF_UNSPEC
--              && inet_pton (AF_INET6, addr, entdata->host_addr) > 0)
-+              && __inet_pton (AF_INET6, addr, entdata->host_addr) > 0)
-        af = AF_INET6;
-        else
-        /* Illegal address: ignore line.  */
-@@ -349,7 +348,7 @@ _nss_files_gethostbyname3_r (const char *name, int af, 
struct hostent *result,
-       status = gethostbyname3_multi
-         (stream, name, af, result, buffer, buflen, errnop, herrnop);
- 
--      internal_endent (&stream);
-+      fclose (stream);
-     }
- 
-   if (canonp && status == NSS_STATUS_SUCCESS)
-@@ -357,6 +356,7 @@ _nss_files_gethostbyname3_r (const char *name, int af, 
struct hostent *result,
- 
-   return status;
- }
-+libc_hidden_def (_nss_files_gethostbyname3_r)
- 
- enum nss_status
- _nss_files_gethostbyname_r (const char *name, struct hostent *result,
-@@ -366,6 +366,7 @@ _nss_files_gethostbyname_r (const char *name, struct 
hostent *result,
-   return _nss_files_gethostbyname3_r (name, AF_INET, result, buffer, buflen,
-                                     errnop, herrnop, NULL, NULL);
- }
-+libc_hidden_def (_nss_files_gethostbyname_r)
- 
- enum nss_status
- _nss_files_gethostbyname2_r (const char *name, int af, struct hostent *result,
-@@ -375,6 +376,7 @@ _nss_files_gethostbyname2_r (const char *name, int af, 
struct hostent *result,
-   return _nss_files_gethostbyname3_r (name, af, result, buffer, buflen,
-                                     errnop, herrnop, NULL, NULL);
- }
-+libc_hidden_def (_nss_files_gethostbyname2_r)
- 
- enum nss_status
- _nss_files_gethostbyname4_r (const char *name, struct gaih_addrtuple **pat,
-@@ -475,7 +477,7 @@ _nss_files_gethostbyname4_r (const char *name, struct 
gaih_addrtuple **pat,
-         status = NSS_STATUS_SUCCESS;
-       }
- 
--      internal_endent (&stream);
-+      fclose (stream);
-     }
-   else if (status == NSS_STATUS_TRYAGAIN)
-     {
-@@ -490,3 +492,4 @@ _nss_files_gethostbyname4_r (const char *name, struct 
gaih_addrtuple **pat,
- 
-   return status;
- }
-+libc_hidden_def (_nss_files_gethostbyname4_r)
-diff --git a/nss/nss_files/files-init.c b/nss/nss_files/files-init.c
-index 717c9fd334..18ed288d04 100644
---- a/nss/nss_files/files-init.c
-+++ b/nss/nss_files/files-init.c
-@@ -21,8 +21,7 @@
- #include <string.h>
- #include <nscd/nscd.h>
- #include <nss.h>
--
--NSS_DECLARE_MODULE_FUNCTIONS (files)
-+#include <nss_files.h>
- 
- static void
- register_file (void (*cb) (size_t, struct traced_file *),
-@@ -49,5 +48,6 @@ _nss_files_init (void (*cb) (size_t, struct traced_file *))
-   register_file (cb, servdb, "/etc/services", 0);
-   register_file (cb, netgrdb, "/etc/netgroup", 0);
- }
-+libc_hidden_def (_nss_files_init)
- 
- #endif
-diff --git a/nss/nss_files/files-initgroups.c 
b/nss/nss_files/files-initgroups.c
-index 6fcea40b55..b44211e50b 100644
---- a/nss/nss_files/files-initgroups.c
-+++ b/nss/nss_files/files-initgroups.c
-@@ -28,8 +28,6 @@
- #include <nss.h>
- #include <nss_files.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- enum nss_status
- _nss_files_initgroups_dyn (const char *user, gid_t group, long int *start,
-                          long int *size, gid_t **groupsp, long int limit,
-@@ -129,3 +127,4 @@ _nss_files_initgroups_dyn (const char *user, gid_t group, 
long int *start,
- 
-   return status == NSS_STATUS_SUCCESS && !any ? NSS_STATUS_NOTFOUND : status;
- }
-+libc_hidden_def (_nss_files_initgroups_dyn)
-diff --git a/nss/nss_files/files-netgrp.c b/nss/nss_files/files-netgrp.c
-index f8c821c2f0..75bfbd9e44 100644
---- a/nss/nss_files/files-netgrp.c
-+++ b/nss/nss_files/files-netgrp.c
-@@ -28,11 +28,9 @@
- #include "netgroup.h"
- #include <nss_files.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define DATAFILE      "/etc/netgroup"
- 
--libnss_files_hidden_proto (_nss_files_endnetgrent)
-+libc_hidden_proto (_nss_files_endnetgrent)
- 
- #define EXPAND(needed)                                                        
      \
-   do                                                                        \
-@@ -152,7 +150,7 @@ _nss_files_setnetgrent (const char *group, struct 
__netgrent *result)
- 
-   return status;
- }
--
-+libc_hidden_def (_nss_files_setnetgrent)
- 
- enum nss_status
- _nss_files_endnetgrent (struct __netgrent *result)
-@@ -164,7 +162,7 @@ _nss_files_endnetgrent (struct __netgrent *result)
-   result->cursor = NULL;
-   return NSS_STATUS_SUCCESS;
- }
--libnss_files_hidden_def (_nss_files_endnetgrent)
-+libc_hidden_def (_nss_files_endnetgrent)
- 
- static char *
- strip_whitespace (char *str)
-@@ -279,7 +277,7 @@ _nss_netgroup_parseline (char **cursor, struct __netgrent 
*result,
- 
-   return status;
- }
--libnss_files_hidden_def (_nss_netgroup_parseline)
-+libc_hidden_def (_nss_netgroup_parseline)
- 
- 
- enum nss_status
-@@ -293,3 +291,4 @@ _nss_files_getnetgrent_r (struct __netgrent *result, char 
*buffer,
- 
-   return status;
- }
-+libc_hidden_def (_nss_files_getnetgrent_r)
-diff --git a/nss/nss_files/files-network.c b/nss/nss_files/files-network.c
-index 9cd7d7dc79..217ed78609 100644
---- a/nss/nss_files/files-network.c
-+++ b/nss/nss_files/files-network.c
-@@ -22,8 +22,6 @@
- #include <stdint.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define ENTNAME               netent
- #define DATABASE      "networks"
- #define NEED_H_ERRNO
-@@ -71,7 +69,7 @@ LINE_PARSER
-        *cp = '\0';
-        addr = newp;
-      }
--   result->n_net = inet_network (addr);
-+   result->n_net = inet_network (addr);
-    result->n_addrtype = AF_INET;
- 
-  })
-diff --git a/nss/nss_files/files-parse.c b/nss/nss_files/files-parse.c
-index 68c51c7cbf..997eac573a 100644
---- a/nss/nss_files/files-parse.c
-+++ b/nss/nss_files/files-parse.c
-@@ -74,13 +74,7 @@ struct parser_data
- /* Export the line parser function so it can be used in nss_db.  */
- # define parser_stclass /* Global */
- # define parse_line CONCAT(_nss_files_parse_,ENTNAME)
--# if IS_IN (libc)
--/* We are defining one of the functions that actually lives in libc
--   because it is used to implement fget*ent and suchlike.  */
--#  define nss_files_parse_hidden_def(name) libc_hidden_def (name)
--# else
--#  define nss_files_parse_hidden_def(name) libnss_files_hidden_def (name)
--# endif
-+# define nss_files_parse_hidden_def(name) libc_hidden_def (name)
- #endif
- 
- 
-diff --git a/nss/nss_files/files-proto.c b/nss/nss_files/files-proto.c
-index 98d082c642..13072692c1 100644
---- a/nss/nss_files/files-proto.c
-+++ b/nss/nss_files/files-proto.c
-@@ -19,8 +19,6 @@
- #include <netdb.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define ENTNAME               protoent
- #define DATABASE      "protocols"
- 
-diff --git a/nss/nss_files/files-pwd.c b/nss/nss_files/files-pwd.c
-index b04165ddde..5c74c6da9b 100644
---- a/nss/nss_files/files-pwd.c
-+++ b/nss/nss_files/files-pwd.c
-@@ -19,8 +19,6 @@
- #include <pwd.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define STRUCTURE     passwd
- #define ENTNAME               pwent
- #define DATABASE      "passwd"
-diff --git a/nss/nss_files/files-rpc.c b/nss/nss_files/files-rpc.c
-index eeb2725d2c..3dea8f18f2 100644
---- a/nss/nss_files/files-rpc.c
-+++ b/nss/nss_files/files-rpc.c
-@@ -19,8 +19,6 @@
- #include <rpc/netdb.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define ENTNAME               rpcent
- #define DATABASE      "rpc"
- 
-diff --git a/nss/nss_files/files-service.c b/nss/nss_files/files-service.c
-index f4f0985377..a8d83e094e 100644
---- a/nss/nss_files/files-service.c
-+++ b/nss/nss_files/files-service.c
-@@ -20,8 +20,6 @@
- #include <netdb.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define ENTNAME               servent
- #define DATABASE      "services"
- 
-diff --git a/nss/nss_files/files-sgrp.c b/nss/nss_files/files-sgrp.c
-index 6b1c9eac02..213a408e7b 100644
---- a/nss/nss_files/files-sgrp.c
-+++ b/nss/nss_files/files-sgrp.c
-@@ -19,8 +19,6 @@
- #include <gshadow.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define STRUCTURE     sgrp
- #define ENTNAME               sgent
- #define DATABASE      "gshadow"
-diff --git a/nss/nss_files/files-spwd.c b/nss/nss_files/files-spwd.c
-index 976deaf918..d031257a20 100644
---- a/nss/nss_files/files-spwd.c
-+++ b/nss/nss_files/files-spwd.c
-@@ -19,8 +19,6 @@
- #include <shadow.h>
- #include <nss.h>
- 
--NSS_DECLARE_MODULE_FUNCTIONS (files)
--
- #define STRUCTURE     spwd
- #define ENTNAME               spent
- #define DATABASE      "shadow"
-diff --git a/nss/nss_files_data.c b/nss/nss_files_data.c
-new file mode 100644
-index 0000000000..80fbfe5fff
---- /dev/null
-+++ b/nss/nss_files_data.c
-@@ -0,0 +1,161 @@
-+/* Returns a pointer to the global nss_files data structure.
-+   Copyright (C) 2021 Free Software Foundation, Inc.
-+   This file is part of the GNU C Library.
-+
-+   The GNU C Library is free software; you can redistribute it and/or
-+   modify it under the terms of the GNU Lesser General Public
-+   License as published by the Free Software Foundation; either
-+   version 2.1 of the License, or (at your option) any later version.
-+
-+   The GNU C Library is distributed in the hope that it will be useful,
-+   but WITHOUT ANY WARRANTY; without even the implied warranty of
-+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-+   Lesser General Public License for more details.
-+
-+   You should have received a copy of the GNU Lesser General Public
-+   License along with the GNU C Library; if not, see
-+   <https://www.gnu.org/licenses/>.  */
-+
-+#include <nss_files.h>
-+
-+#include <allocate_once.h>
-+#include <errno.h>
-+#include <netdb.h>
-+#include <nss.h>
-+#include <stdlib.h>
-+
-+/* This collects all per file-data.   */
-+struct nss_files_data
-+{
-+  struct nss_files_per_file_data files[nss_file_count];
-+};
-+
-+/* For use with allocate_once.  */
-+static void *nss_files_global;
-+static void *
-+nss_files_global_allocate (void *closure)
-+{
-+  struct nss_files_data *result = malloc (sizeof (*result));
-+  if (result != NULL)
-+    {
-+      for (int i = 0; i < nss_file_count; ++i)
-+        {
-+          result->files[i].stream = NULL;
-+          __libc_lock_init (result->files[i].lock);
-+        }
-+    }
-+  return result;
-+}
-+/* Like __nss_files_data_open, but does not perform the open call.  */
-+static enum nss_status
-+__nss_files_data_get (struct nss_files_per_file_data **pdata,
-+                      enum nss_files_file file, int *errnop, int *herrnop)
-+{
-+  struct nss_files_data *data = allocate_once (&nss_files_global,
-+                                               nss_files_global_allocate,
-+                                               NULL, NULL);
-+  if (data == NULL)
-+    {
-+      if (errnop != NULL)
-+        *errnop = errno;
-+      if (herrnop != NULL)
-+        {
-+          __set_h_errno (NETDB_INTERNAL);
-+          *herrnop = NETDB_INTERNAL;
-+        }
-+      return NSS_STATUS_TRYAGAIN;
-+    }
-+
-+  *pdata = &data->files[file];
-+  __libc_lock_lock ((*pdata)->lock);
-+  return NSS_STATUS_SUCCESS;
-+}
-+
-+/* Helper function for opening the backing file at PATH.  */
-+static enum nss_status
-+__nss_files_data_internal_open (struct nss_files_per_file_data *data,
-+                                const char *path)
-+{
-+  enum nss_status status = NSS_STATUS_SUCCESS;
-+
-+  if (data->stream == NULL)
-+    {
-+      data->stream = __nss_files_fopen (path);
-+
-+      if (data->stream == NULL)
-+        status = errno == EAGAIN ? NSS_STATUS_TRYAGAIN : NSS_STATUS_UNAVAIL;
-+    }
-+
-+  return status;
-+}
-+
-+
-+enum nss_status
-+__nss_files_data_open (struct nss_files_per_file_data **pdata,
-+                       enum nss_files_file file, const char *path,
-+                       int *errnop, int *herrnop)
-+{
-+  enum nss_status status = __nss_files_data_get (pdata, file, errnop, 
herrnop);
-+  if (status != NSS_STATUS_SUCCESS)
-+    return status;
-+
-+  /* Be prepared that the set*ent function was not called before.  */
-+  if ((*pdata)->stream == NULL)
-+    {
-+      int saved_errno = errno;
-+      status = __nss_files_data_internal_open (*pdata, path);
-+      __set_errno (saved_errno);
-+      if (status != NSS_STATUS_SUCCESS)
-+        __nss_files_data_put (*pdata);
-+    }
-+
-+  return status;
-+}
-+
-+libc_hidden_def (__nss_files_data_open)
-+
-+void
-+__nss_files_data_put (struct nss_files_per_file_data *data)
-+{
-+  __libc_lock_unlock (data->lock);
-+}
-+libc_hidden_def (__nss_files_data_put)
-+
-+enum nss_status
-+__nss_files_data_setent (enum nss_files_file file, const char *path)
-+{
-+  struct nss_files_per_file_data *data;
-+  enum nss_status status = __nss_files_data_get (&data, file, NULL, NULL);
-+  if (status != NSS_STATUS_SUCCESS)
-+    return status;
-+
-+  if (data->stream == NULL)
-+    status = __nss_files_data_internal_open (data, path);
-+  else
-+    rewind (data->stream);
-+
-+  __nss_files_data_put (data);
-+  return status;
-+}
-+libc_hidden_def (__nss_files_data_setent)
-+
-+enum nss_status
-+__nss_files_data_endent (enum nss_files_file file)
-+{
-+  /* No cleanup is necessary if not initialized.  */
-+  struct nss_files_data *data = atomic_load_acquire (&nss_files_global);
-+  if (data == NULL)
-+    return NSS_STATUS_SUCCESS;
-+
-+  struct nss_files_per_file_data *fdata = &data->files[file];
-+  __libc_lock_lock (fdata->lock);
-+  if (fdata->stream != NULL)
-+    {
-+      fclose (fdata->stream);
-+      fdata->stream = NULL;
-+    }
-+  __libc_lock_unlock (fdata->lock);
-+
-+  return NSS_STATUS_SUCCESS;
-+}
-+libc_hidden_def (__nss_files_data_endent)
-diff --git a/nss/nss_files_functions.c b/nss/nss_files_functions.c
-new file mode 100644
-index 0000000000..85720b4311
---- /dev/null
-+++ b/nss/nss_files_functions.c
-@@ -0,0 +1,43 @@
-+/* Direct access for nss_files functions for NSS module loading.
-+   Copyright (C) 2021 Free Software Foundation, Inc.
-+   This file is part of the GNU C Library.
-+
-+   The GNU C Library is free software; you can redistribute it and/or
-+   modify it under the terms of the GNU Lesser General Public
-+   License as published by the Free Software Foundation; either
-+   version 2.1 of the License, or (at your option) any later version.
-+
-+   The GNU C Library is distributed in the hope that it will be useful,
-+   but WITHOUT ANY WARRANTY; without even the implied warranty of
-+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-+   Lesser General Public License for more details.
-+
-+   You should have received a copy of the GNU Lesser General Public
-+   License along with the GNU C Library; if not, see
-+   <https://www.gnu.org/licenses/>.  */
-+
-+#include <nss_module.h>
-+#include <nss_files.h>
-+
-+void
-+__nss_files_functions (nss_module_functions_untyped pointers)
-+{
-+  void **fptr = pointers;
-+
-+  /* Functions which are not implemented.  */
-+#define _nss_files_getcanonname_r NULL
-+#define _nss_files_gethostbyaddr2_r NULL
-+#define _nss_files_getpublickey NULL
-+#define _nss_files_getsecretkey NULL
-+#define _nss_files_netname2user NULL
-+
-+#undef DEFINE_NSS_FUNCTION
-+#define DEFINE_NSS_FUNCTION(x) *fptr++ = _nss_files_##x;
-+#include "function.def"
-+
-+#ifdef PTR_MANGLE
-+  void **end = fptr;
-+  for (fptr = pointers; fptr != end; ++fptr)
-+    PTR_MANGLE (*fptr);
-+#endif
-+}
-diff --git a/nss/nss_module.c b/nss/nss_module.c
-index 60c070c851..7b42c585a4 100644
---- a/nss/nss_module.c
-+++ b/nss/nss_module.c
-@@ -30,6 +30,7 @@
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
-+#include <nss_files.h>
- 
- /* Suffix after .so of NSS service modules.  This is a bit of magic,
-    but we assume LIBNSS_FILES_SO looks like "libnss_files.so.2" and we
-@@ -110,10 +111,45 @@ static const function_name nss_function_name_array[] =
- #include "function.def"
-   };
- 
-+static bool
-+module_load_nss_files (struct nss_module *module)
-+{
-+  if (is_nscd)
-+    {
-+      void (*cb) (size_t, struct traced_file *) = nscd_init_cb;
-+#  ifdef PTR_DEMANGLE
-+      PTR_DEMANGLE (cb);
-+#  endif
-+      _nss_files_init (cb);
-+    }
-+
-+  /* Initialize the function pointers, following the double-checked
-+     locking idiom.  */
-+  __libc_lock_lock (nss_module_list_lock);
-+  switch ((enum nss_module_state) atomic_load_acquire (&module->state))
-+    {
-+    case nss_module_uninitialized:
-+    case nss_module_failed:
-+      __nss_files_functions (module->functions.untyped);
-+      module->handle = NULL;
-+      /* Synchronizes with unlocked __nss_module_load atomic_load_acquire.  */
-+      atomic_store_release (&module->state, nss_module_loaded);
-+      break;
-+    case nss_module_loaded:
-+      /* Nothing to clean up.  */
-+      break;
-+    }
-+  __libc_lock_unlock (nss_module_list_lock);
-+  return true;
-+}
-+
- /* Internal implementation of __nss_module_load.  */
- static bool
- module_load (struct nss_module *module)
- {
-+  if (strcmp (module->name, "files") == 0)
-+    return module_load_nss_files (module);
-+
-   void *handle;
-   {
-     char *shlib_name;
-@@ -360,7 +396,7 @@ __nss_module_freeres (void)
-   struct nss_module *current = nss_module_list;
-   while (current != NULL)
-     {
--      if (current->state == nss_module_loaded)
-+      if (current->state == nss_module_loaded && current->handle != NULL)
-         __libc_dlclose (current->handle);
- 
-       struct nss_module *next = current->next;
-diff --git a/nss/nss_module.h b/nss/nss_module.h
-index 05c4791d11..c1a1d90b60 100644
---- a/nss/nss_module.h
-+++ b/nss/nss_module.h
-@@ -38,6 +38,10 @@ struct nss_module_functions
- typedef void *nss_module_functions_untyped[sizeof (struct 
nss_module_functions)
-                                            / sizeof (void *)];
- 
-+/* Locate the nss_files functions, as if by dlopen/dlsym.  */
-+void __nss_files_functions (nss_module_functions_untyped pointers)
-+  attribute_hidden;
-+
- /* Initialization state of a NSS module.  */
- enum nss_module_state
- {
-diff --git a/nss/nss_readline.c b/nss/nss_readline.c
-index 4b3ecbccc8..a2f397a11f 100644
---- a/nss/nss_readline.c
-+++ b/nss/nss_readline.c
-@@ -40,7 +40,7 @@ __nss_readline (FILE *fp, char *buf, size_t len, off64_t 
*poffset)
-       *poffset = __ftello64 (fp);
- 
-       buf[len - 1] = '\xff';        /* Marker to recognize truncation.  */
--      if (fgets_unlocked (buf, len, fp) == NULL)
-+      if (__fgets_unlocked (buf, len, fp) == NULL)
-         {
-           if (feof_unlocked (fp))
-             {
-@@ -61,7 +61,7 @@ __nss_readline (FILE *fp, char *buf, size_t len, off64_t 
*poffset)
-            line on the next call.  */
-         return __nss_readline_seek (fp, *poffset);
- 
--      /* fgets_unlocked succeeded.  */
-+      /* __fgets_unlocked succeeded.  */
- 
-       /* Remove leading whitespace.  */
-       char *p = buf;
-diff --git a/nss/nss.h b/nss/nss.h
-index ae213f9a6c..c6d62adc0f 100644
---- a/nss/nss.h
-+++ b/nss/nss.h
-@@ -196,7 +196,7 @@ typedef enum nss_status nss_setspent (int);
-   extern nss_endgrent _nss_##module##_endgrent;                          \
-   extern nss_endhostent _nss_##module##_endhostent;                      \
-   extern nss_endnetent _nss_##module##_endnetent;                        \
--  extern nss_endnetgrent _nss_##module##__endnetgrent;                   \
-+  extern nss_endnetgrent _nss_##module##_endnetgrent;                    \
-   extern nss_endprotoent _nss_##module##_endprotoent;                    \
-   extern nss_endpwent _nss_##module##_endpwent;                          \
-   extern nss_endrpcent _nss_##module##_endrpcent;                        \
-diff --git a/nss/nss_module.c b/nss/nss_module.c
-index 7b42c585a4..7ea5ad9887 100644
---- a/nss/nss_module.c
-+++ b/nss/nss_module.c
-@@ -114,14 +114,16 @@ static const function_name nss_function_name_array[] =
- static bool
- module_load_nss_files (struct nss_module *module)
- {
-+#ifdef USE_NSCD
-   if (is_nscd)
-     {
-       void (*cb) (size_t, struct traced_file *) = nscd_init_cb;
--#  ifdef PTR_DEMANGLE
-+# ifdef PTR_DEMANGLE
-       PTR_DEMANGLE (cb);
--#  endif
-+# endif
-       _nss_files_init (cb);
-     }
-+#endif
- 
-   /* Initialize the function pointers, following the double-checked
-      locking idiom.  */