use 16-bit ints for ping times (saves 778 bytes).

1 files changed, 4 insertions, 11 deletions

diff --git a/src/cmd.c b/src/cmd.c
index 770d879..2f5b59e 100644
--- a/src/cmd.c
+++ b/src/cmd.c
@@ -229,20 +229,13 @@ static void send_ctcp(void) {
 	txbuf_send();
 }
 
-long read_rtclok(void) {
-	long r;
-
-	r = ((long)OS.rtclok[0] << 16);
-	r |= (OS.rtclok[1] << 8);
-	r |= OS.rtclok[2];
-
-	return r;
+/* only the bottom 15 bits! */
+unsigned int read_rtclok(void) {
+	return ((OS.rtclok[1] << 8) | (OS.rtclok[2])) & 0x7fff;
 }
 
 static void rtclok_to_numbuf(void) {
-	long r;
-	r = read_rtclok();
-	ltoa(r, numbuf, 10);
+	itoa(read_rtclok(), numbuf, 10);
 }
 
 static void do_ctcp_ping(void) {