SIR_THRD_CHK_INTERVAL  491 src/libsir/include/sir/config.h # if !defined(SIR_THRD_CHK_INTERVAL)
SIR_THRD_CHK_INTERVAL  598 src/libsir/src/sirinternal.c     if (msec_since_thrd_chk > SIR_THRD_CHK_INTERVAL) {