1 files changed, 1 insertions, 1 deletions

diff --git a/util.c b/util.c
index c40cc32..6df1261 100644
--- a/util.c
+++ b/util.c
@@ -56,7 +56,7 @@ THE SOFTWARE.
 #define GMTOFFMEMBER tm_gmtoff
 #endif
 
-#ifdef SCO
+#ifdef __SCO__
 #define HAVE_TM_GMTOFF
 #define GMTOFFMEMBER tm_tzadj
 #endif