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-rw-r--r--include/wait.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/wait.h b/include/wait.h
index 4093258..a72943c 100644
--- a/include/wait.h
+++ b/include/wait.h
@@ -25,9 +25,9 @@
#define WIFSTOPPED(w) (((w)&0377) == 0177)
#endif
-#define WEXITSTATUS(w) ((w) >> 8) /* same as WRETCODE */
+#define WEXITSTATUS(w) (((w) >> 8) & 0377) /* same as WRETCODE */
#define WTERMSIG(w) ((w) & 0177)
-#define WSTOPSIG(w) ((w) >> 8)
+#define WSTOPSIG WEXITSTATUS
/* These are not defined in POSIX, but are used by our programs. */