Index: head/sys/dev/mpr/mpr_sas.c
===================================================================
--- head/sys/dev/mpr/mpr_sas.c
+++ head/sys/dev/mpr/mpr_sas.c
@@ -1929,8 +1929,13 @@
 		cm->cm_desc.SCSIIO.DevHandle = htole16(targ->handle);
 	}
 
+#if __FreeBSD_version >= 1000029
 	callout_reset_sbt(&cm->cm_callout, SBT_1MS * ccb->ccb_h.timeout, 0,
 	    mprsas_scsiio_timeout, cm, 0);
+#else //__FreeBSD_version < 1000029
+	callout_reset(&cm->cm_callout, (ccb->ccb_h.timeout * hz) / 1000,
+	    mprsas_scsiio_timeout, cm);
+#endif //__FreeBSD_version >= 1000029
 
 	targ->issued++;
 	targ->outstanding++;