_open_osfhandle   100 maint/gnulib/lib/accept4.c       nfd = _open_osfhandle ((intptr_t) new_handle,
_open_osfhandle   119 maint/gnulib/lib/fcntl.c       duplicated_fd = _open_osfhandle ((intptr_t) new_handle, flags);
_open_osfhandle    36 maint/gnulib/lib/w32sock.h #define SOCKET_TO_FD(fh)   (_open_osfhandle ((intptr_t) (fh), O_RDWR | O_BINARY))