__FreeBSD__       500 gc/include/gc.h      || defined(__FreeBSD__)) & !defined(GC_CAN_SAVE_CALL_STACKS)
__FreeBSD__        90 gc/include/gc_config_macros.h # if !defined(GC_PTHREADS) && defined(__FreeBSD__)
__FreeBSD__        58 gc/include/private/gcconfig.h # if defined(__FreeBSD__) && !defined(FREEBSD)
__FreeBSD__       177 gc/include/private/gcconfig.h      && !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__FreeBSD__)
__FreeBSD__      2001 gc/include/private/gcconfig.h # if defined(FREEBSD) && (__FreeBSD__ >= 4)