kill a warning

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@161354 65c4cc65-6c06-0410-ace0-fbb531ad65f3

utils/smsq.c

@@ -28,6 +28,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <time.h>
+#include <errno.h>
 
 #include <asterisk/compat.h>
 #ifdef SOLARIS
@@ -394,7 +395,9 @@ static void rxqcheck (char *dir, char *queue, char *process)
             setenv ("ud16", temp, 1);
          }
          /* run the command */
-         system (process);
+         if (system (process) == -1) {
+			fprintf(stderr, "Failed to fork process '%s'\n", process);
+		}
       }
    closedir (d);
 }