diff --git a/ChangeLog b/ChangeLog
index c944b6219..319bb7888 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-11-26  Mike Kestner  <mkestner@novell.com>
+
+	* configure.in.in: prepend CFLAGS environment setting to AC_SUBST.
+	Patch from Diego Petteno.  [Fixes #443175]
+
 2008-11-25  Mike Kestner  <mkestner@novell.com>
 
 	* glib/Value.cs: fix for 'IntPtr as object' value construction.
diff --git a/configure.in.in b/configure.in.in
index ceadfb954..62d0ebf4a 100644
--- a/configure.in.in
+++ b/configure.in.in
@@ -67,7 +67,7 @@ fi
 # not 64 bit clean in cross-compile
 AC_CHECK_SIZEOF(void *, 4)
 
-CFLAGS="-g -Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs  -Wshadow -Wpointer-arith -Wno-cast-qual -Wcast-align -Wwrite-strings"
+CFLAGS="${CFLAGS} -g -Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs  -Wshadow -Wpointer-arith -Wno-cast-qual -Wcast-align -Wwrite-strings"
 
 if test "x$enable_maintainer_mode" = "xyes"; then
 DEBUG_FLAGS='-debug'