This is file patch-06-autoconf-warning for pkg-config-0.21

	Fix autoconf (2.61a) warning
		AC_CACHE_VAL(glib_cv_sane_realloc, ...): suspicious presence of
		an AC_DEFINE in the second argument, where no actions should be taken

diff -ur -x autom4te.cache -x aclocal.m4 -x configure -x Makefile.in -x config.h.in -x 'config.h.in~' pkg-config-0.21.orig/glib-1.2.8/configure.in pkg-config-0.21/glib-1.2.8/configure.in
--- pkg-config-0.21.orig/glib-1.2.8/configure.in	2006-08-16 20:24:29.000000000 +0200
+++ pkg-config-0.21/glib-1.2.8/configure.in	2007-01-19 15:05:37.000000000 +0100
@@ -384,11 +384,13 @@
 	  return realloc (0, sizeof (int)) == 0;
 	}],
 	glib_cv_sane_realloc=yes
-	AC_DEFINE(REALLOC_0_WORKS)
 	,
 	glib_cv_sane_realloc=no
 	,)
 ])
+if test x$glib_cv_sane_realloc = xyes; then
+	AC_DEFINE(REALLOC_0_WORKS)
+fi
 AC_MSG_RESULT($glib_cv_sane_realloc)