lib/replace: Add getconf LFS_CFLAGS support to autoconf build

diff --git a/lib/replace/libreplace_cc.m4 b/lib/replace/libreplace_cc.m4
index 7ddc19f14bb47d4c9690e73a48f1923c42f52600..c7550473ddad7c6573128ed2878138eeafef814f 100644 (file)
--- a/lib/replace/libreplace_cc.m4
+++ b/lib/replace/libreplace_cc.m4
@@ -50,6 +50,14 @@ AC_PROG_INSTALL
 AC_ISC_POSIX
 AC_N_DEFINE(_XOPEN_SOURCE_EXTENDED)
 
+AC_MSG_CHECKING(checking getconf LFS_CFLAGS for large file support flags)
+LFS_CFLAGS=`(getconf LFS_CFLAGS) 2>/dev/null` || LFS_CFLAGS=""
+
+AC_MSG_RESULT(${LFS_CFLAGS})
+if test "x$LFS_CFLAGS" != 'x-1' || test "x$LFS_CFLAGS" != "xundefined"; then
+   CFLAGS="$CFLAGS $LFS_CFLAGS"
+fi
+
 AC_SYS_LARGEFILE
 
 dnl Add #include for broken IRIX header files