Changed names of functions in utility.c and all affected files, to make
compliant with the style guide. Everybody rebuild your tags file!
diff --git a/renice.c b/renice.c
index c81f31c..8f06181 100644
--- a/renice.c
+++ b/renice.c
@@ -44,7 +44,7 @@
 		if (setpriority(PRIO_PROCESS, ps, prio) == 0) {
 			printf("%d: old priority %d, new priority %d\n", ps, oldp, prio );
 		} else {
-			perrorMsg("%d: setpriority", ps);
+			perror_msg("%d: setpriority", ps);
 			status = EXIT_FAILURE;
 		}
 	}