mach_type_known   342 gc/include/private/gcconfig.h # if !defined(mach_type_known) && defined(__386BSD__)
mach_type_known   405 gc/include/private/gcconfig.h # if defined(_UTS) && !defined(mach_type_known)
mach_type_known   457 gc/include/private/gcconfig.h # ifndef mach_type_known