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-rw-r--r--src/msgexec.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/msgexec.c b/src/msgexec.c
index f3cd8ff..b206da0 100644
--- a/src/msgexec.c
+++ b/src/msgexec.c
@@ -101,7 +101,8 @@ static const struct option long_options[] =
};
-/* Prototypes for local functions. */
+/* Prototypes for local functions. Needed to ensure compiler checking of
+ function argument counts despite of K&R C function definition syntax. */
static void usage PARAMS ((int status));
#ifdef EINTR
static inline int nonintr_close PARAMS ((int fd));