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-rw-r--r--cpukit/posix/src/sigprocmask.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/cpukit/posix/src/sigprocmask.c b/cpukit/posix/src/sigprocmask.c
index d096e54e21..d20a10d1ba 100644
--- a/cpukit/posix/src/sigprocmask.c
+++ b/cpukit/posix/src/sigprocmask.c
@@ -30,5 +30,9 @@ int sigprocmask(
* P1003.1c/Draft 10, p. 38 maps sigprocmask to pthread_sigmask.
*/
+#if defined(RTEMS_POSIX_API)
return pthread_sigmask( how, set, oset );
+#else
+ return -1;
+#endif
}