1 files changed, 4 insertions, 4 deletions

diff --git a/usr.bin/cmp/extern.h b/usr.bin/cmp/extern.h
index 9ab37d6d372c0..75afb2b215f13 100644
--- a/usr.bin/cmp/extern.h
+++ b/usr.bin/cmp/extern.h
@@ -40,9 +40,9 @@
 #define DIFF_EXIT	1
 #define ERR_EXIT	2	/* error exit code */
 
-void	c_regular __P((int, const char *, off_t, off_t, int, const char *, off_t, off_t));
-void	c_special __P((int, const char *, off_t, int, const char *, off_t));
-void	diffmsg __P((const char *, const char *, off_t, off_t));
-void	eofmsg __P((const char *));
+void	c_regular(int, const char *, off_t, off_t, int, const char *, off_t, off_t);
+void	c_special(int, const char *, off_t, int, const char *, off_t);
+void	diffmsg(const char *, const char *, off_t, off_t);
+void	eofmsg(const char *);
 
 extern int lflag, sflag, xflag;