MACH_MSG_TYPE_COPY_SEND   24 src/pkg/runtime/defs_darwin_386.h 	MACH_MSG_TYPE_COPY_SEND		= 0x13,
MACH_MSG_TYPE_COPY_SEND   24 src/pkg/runtime/defs_darwin_amd64.h 	MACH_MSG_TYPE_COPY_SEND		= 0x13,