Libc-391.5.22.tar.gz

[apple/libc.git] / include / iso646.h

diff --git a/include/iso646.h b/include/iso646.h
index 360c4f83c40432acc6c4a72f98e565ed5804fef5..6b4ed467ea2d025fe6f229098e7db82104e3d1f2 100644 (file)
--- a/include/iso646.h
+++ b/include/iso646.h
@@ -29,6 +29,8 @@
 #ifndef _ISO646_H_
 #define        _ISO646_H_
 
+#ifndef _POSIX_C_SOURCE
+
 #ifndef __cplusplus
 #define        and     &&
 #define        and_eq  &=
@@ -43,4 +45,6 @@
 #define        xor_eq  ^=
 #endif /* ! __cplusplus */
 
+#endif /* ! _POSIX_C_SOURCE */
+
 #endif /* !_ISO646_H_ */