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-rw-r--r--libc/sysdeps/linux/sh/bits/posix_opt.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/libc/sysdeps/linux/sh/bits/posix_opt.h b/libc/sysdeps/linux/sh/bits/posix_opt.h
index 54640bb56..9e39d8d21 100644
--- a/libc/sysdeps/linux/sh/bits/posix_opt.h
+++ b/libc/sysdeps/linux/sh/bits/posix_opt.h
@@ -67,13 +67,13 @@
#define _XOPEN_REALTIME 1
/* X/Open realtime thread support is available. */
-#define _XOPEN_REALTIME_THREADS 1
+#undef _XOPEN_REALTIME_THREADS
/* XPG4.2 shared memory is supported. */
#define _XOPEN_SHM 1
/* Tell we have POSIX threads. */
-#define _POSIX_THREADS 1
+#undef _POSIX_THREADS
/* We have the reentrant functions described in POSIX. */
#define _POSIX_REENTRANT_FUNCTIONS 1