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-rw-r--r--usr/src/head/signal.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/usr/src/head/signal.h b/usr/src/head/signal.h
index 3848a93f2c..042372d679 100644
--- a/usr/src/head/signal.h
+++ b/usr/src/head/signal.h
@@ -70,7 +70,7 @@ extern const int _sys_siglistn; /* # of signal descriptions */
extern int kill(pid_t, int);
extern int sigaction(int, const struct sigaction *_RESTRICT_KYWD,
struct sigaction *_RESTRICT_KYWD);
-#ifndef _KERNEL
+#if !defined(_KERNEL) && !defined(_FAKE_KERNEL)
extern int sigaddset(sigset_t *, int);
extern int sigdelset(sigset_t *, int);
extern int sigemptyset(sigset_t *);