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[PATCH 5/6] Use AC_CHECK_{DECLS, FUNCS, HEADERS}_ONCE more in specific-c


From: Zack Weinberg
Subject: [PATCH 5/6] Use AC_CHECK_{DECLS, FUNCS, HEADERS}_ONCE more in specific-check macros.
Date: Sun, 15 Sep 2013 12:24:45 -0400

 * lib/autoconf/functions.m4 (AC_FUNC_CHOWN): No need to check for unistd.h.
   (_AC_LIBOBJ_FNMATCH): Use AC_CHECK_DECLS_ONCE and AC_CHECK_FUNCS_ONCE.
   (_AC_LIBOBJ_GETLOADAVG): Use AC_CHECK_FUNCS_ONCE for setlocale.
   (AC_FUNC_MMAP): Use AC_CHECK_FUNCS_ONCE for getpagesize.
   (AC_FUNC_SELECT_ARGTYPES): Use AC_CHECK_HEADERS_ONCE for sys/select.h and
   sys/socket.h.
   (AC_FUNC_STRERROR_R): Use AC_CHECK_DECLS_ONCE + AC_CHECK_FUNCS_ONCE for
   strerror_r.
   (AC_FUNC_UTIME_NULL): Use AC_CHECK_HEADERS_ONCE for utime.h.
   (AC_FUNC_FORK): Use AC_CHECK_HEADERS_ONCE and AC_CHECK_FUNCS_ONCE.
   (AC_FUNC_VPRINTF): Use AC_CHECK_FUNCS_ONCE for vprintf (but not _doprnt).

 * lib/autoconf/headers.m4 (AC_HEADER_TIME, AC_MEMORY_H): Use
   AC_CHECK_HEADERS_ONCE.

Signed-off-by: Zack Weinberg <address@hidden>
---
 lib/autoconf/functions.m4 |   32 +++++++++++++++-----------------
 lib/autoconf/headers.m4   |    4 ++--
 2 files changed, 17 insertions(+), 19 deletions(-)

Attachment: 0005-Use-AC_CHECK_-DECLS-FUNCS-HEADERS-_ONCE-more-in-spec.patch
Description: Text Data


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