[gtk+] Fix "srdcir" typo

[Christian Persch <chpe src gnome org>]

commit a70f5ff12a8a57fdbc7157ec01ff8e74a3553de2
Author: Christian Persch <chpe gnome org>
Date:   Sun Jun 7 22:06:51 2009 +0200

    Fix "srdcir" typo
---
 Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 090c2fb..38f245b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -176,7 +176,7 @@ DISTCLEANFILES =				\
 	config.lt
 
 distclean-local:
-	if test $(srdcir) = .; then :; else \
+	if test "$(srcdir)" = "."; then :; else \
 		rm -f ChangeLog; \
 	fi