[evolution-data-server] Minor compiler warning fix (change #if to #ifdef)

[Milan Crha <mcrha src gnome org>]

commit da2a61040167614aec55b9a84ed1824a0cfd6780
Author: Milan Crha <mcrha redhat com>
Date:   Wed Jun 29 08:46:57 2011 +0200

    Minor compiler warning fix (change #if to #ifdef)

 addressbook/libedata-book/e-data-book-factory.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/addressbook/libedata-book/e-data-book-factory.c b/addressbook/libedata-book/e-data-book-factory.c
index 133652a..955d731 100644
--- a/addressbook/libedata-book/e-data-book-factory.c
+++ b/addressbook/libedata-book/e-data-book-factory.c
@@ -32,7 +32,7 @@
 #endif
 #endif
 
-#if HAVE_GOA
+#ifdef HAVE_GOA
 #define GOA_API_IS_SUBJECT_TO_CHANGE
 #include <goa/goa.h>