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-rw-r--r--lib/intprops.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/intprops.h b/lib/intprops.h
index f57f9b4ddab..1d2deb7fc25 100644
--- a/lib/intprops.h
+++ b/lib/intprops.h
@@ -89,7 +89,8 @@
/* Return 1 if the __typeof__ keyword works. This could be done by
'configure', but for now it's easier to do it by hand. */
-#if 2 <= __GNUC__ || defined __IBM__TYPEOF__ || 0x5110 <= __SUNPRO_C
+#if (2 <= __GNUC__ || defined __IBM__TYPEOF__ \
+ || (0x5110 <= __SUNPRO_C && !__STDC__))
# define _GL_HAVE___TYPEOF__ 1
#else
# define _GL_HAVE___TYPEOF__ 0