Revert "Remove unnecessary use of arguments from AC_ARG_WITH([extra-cflags])."

This reverts commit 6a917dcd1378e2a50ece9f007e79a8a5058a59cb.

diff --git a/configure.ac b/configure.ac
index 22ba6756527d9e21b4cf585115bf02adf5eb2f01..8a4afd756d950edcd2b9e244cf584c4e8d7ea5d0 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -191,7 +191,8 @@ AM_CONDITIONAL([BUILD_BSDCPIO], [ test "$build_bsdcpio" = yes ])
 AM_CONDITIONAL([STATIC_BSDCPIO], [ test "$static_bsdcpio" = yes ])
 
 AC_ARG_WITH([extra-cflags],
-  [AS_HELP_STRING([--with-extra-cflags=CFLAGS], [use extra CFLAGS])])
+  [AS_HELP_STRING([--with-extra-cflags=CFLAGS], [use extra CFLAGS])],
+  [], [enable_extra_cflags= ])
 
 EXTRA_CFLAGS=$with_extra_cflags