Give ex type int to silence the compiler

diff --git a/tools/testsolv.c b/tools/testsolv.c
index 5c4939411fa4632c7ce51e0a636eb4d6e469f144..d0328aeab1fe61dac13ae056385fd64f873b0907 100644 (file)
--- a/tools/testsolv.c
+++ b/tools/testsolv.c
@@ -25,7 +25,7 @@ static struct resultflags2str {
 };
 
 static void
-usage(ex)
+usage(int ex)
 {
   fprintf(ex ? stderr : stdout, "Usage: testsolv <testcase>\n");
   exit(ex);