1 files changed, 1 insertions, 1 deletions
diff --git a/Xmd.h b/Xmd.h
index 3975c01..bc14787 100644
--- a/Xmd.h
+++ b/Xmd.h
@@ -53,7 +53,7 @@ SOFTWARE.
 /*
  * Special per-machine configuration flags.
  */
-# if defined(sun) && defined(__SVR4)
+# if defined(__sun) && defined(__SVR4)
 #  include <sys/isa_defs.h> /* Solaris: defines _LP64 if necessary */
 # endif