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-rw-r--r--signal/signal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/signal/signal.h b/signal/signal.h
index fffb259f52..1c80864e3a 100644
--- a/signal/signal.h
+++ b/signal/signal.h
@@ -361,6 +361,7 @@ extern __sighandler_t sigset (int __sig, __sighandler_t __disp) __THROW;
#if defined __USE_POSIX199506 || defined __USE_UNIX98
/* Some of the functions for handling signals in threaded programs must
be defined here. */
+# include <bits/pthreadtypes.h>
# include <bits/sigthread.h>
#endif /* use Unix98 */