master 10ffe161da6 2/3: Suppress detection of utmpx.h on Android

[Po Lu]

branch: master
commit 10ffe161da67a550534c818cab27001b1e75c79f
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Suppress detection of utmpx.h on Android
    
    * configure.ac (ac_cv_header_utmpx_h): Predefine to no when
    Android is older than 34.
---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/configure.ac b/configure.ac
index 55f742ba8ef..dffe7696ac5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -160,6 +160,12 @@ variable when you ran configure.])
     ;;
   esac
   AC_MSG_RESULT([$host_alias])
+
+  # Suppress the detection of utmpx.h on Android versions older than
+  # 34, for the header will be present yet define no functions,
+  # which Gnulib is not prepared to handle.
+  AS_IF([test "$ANDROID_SDK" -lt "34"],
+    [ac_cv_header_utmpx_h=no])
 fi
 
 AC_CANONICAL_HOST