1 files changed, 1 insertions, 0 deletions
diff --git a/usr/gbos.h b/usr/gbos.h
index 2350665..5fd897a 100644
--- a/usr/gbos.h
+++ b/usr/gbos.h
@@ -21,6 +21,7 @@ unsigned char pollcon(void);            /* poll console ring (link-injected
                                            input, filled by net pumps), or 0 */
 unsigned char sys_net(void *req);       /* socket layer trap (see sock.h)  */
 void          gsleep(unsigned char units); /* delay units*(1/64)s (raw trap)  */
+void          gticks(unsigned char buf[4]); /* 64 Hz uptime ticks, 32-bit LE  */
 void          msleep(unsigned int ms);     /* delay ~ms milliseconds          */
 
 /* helpers (c/libc.c) */