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-rw-r--r--testcode/signit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/testcode/signit.c b/testcode/signit.c
index af4e0fe37cb3..0eca0e088ee4 100644
--- a/testcode/signit.c
+++ b/testcode/signit.c
@@ -63,7 +63,7 @@ struct keysets {
/** print usage and exit */
static void
-usage()
+usage(void)
{
printf("usage: signit expi ince keytag owner keyfile\n");
printf("present rrset data on stdin.\n");