aclocal/nfs-utils.m4

   1 dnl *********** GNU libc 2 ***************
   2 AC_DEFUN([AC_GNULIBC],[
   3   AC_MSG_CHECKING(for GNU libc2)
   4   AC_CACHE_VAL(knfsd_cv_glibc2,
   5   [AC_TRY_CPP([
   6       #include <features.h>
   7       #if !defined(__GLIBC__)
   8       # error Nope
   9       #endif
  10       ],
  11   knfsd_cv_glibc2=yes, knfsd_cv_glibc2=no)])
  12   AC_MSG_RESULT($knfsd_cv_glibc2)
  13   if test $knfsd_cv_glibc2 = yes; then
  14     CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
  15     CPPFLAGS_FOR_BUILD="$CPPFLAGS_FOR_BUILD -D_GNU_SOURCE"
  16   fi
  17 ])