Use gl_DEFAULT_POSIX2_VERSION.

diff --git a/configure.ac b/configure.ac
index e876fbf..58371d5 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -7,6 +7,7 @@ AC_CONFIG_HEADERS([config.h:config.hin])
 
 AM_INIT_AUTOMAKE([1.8 gnits dist-bzip2])
 
+gl_DEFAULT_POSIX2_VERSION
 gl_USE_SYSTEM_EXTENSIONS
 jm_PERL
 AC_PROG_CC
@@ -16,6 +17,7 @@ AC_PROG_RANLIB
 AC_PROG_LN_S
 AC_CANONICAL_HOST
 
+
 AC_CHECK_FUNCS(uname,
        OPTIONAL_BIN_PROGS="$OPTIONAL_BIN_PROGS uname\$(EXEEXT)"
        MAN="$MAN uname.1")