* winsup.api/crlf.c: Fix C signed/unsigned compare warning.

	* winsup.api/crlf.c: Fix C signed/unsigned compare warning.
	* winsup.api/mmaptest01.c: Ditto.
	* winsup.api/ltp/chmod01.c: Ditto.
	* winsup.api/ltp/fork04.c: Ditto.
	* winsup.api/ltp/lseek03.c: Ditto.
	* winsup.api/ltp/lseek06.c: Ditto.
	* winsup.api/ltp/lseek07.c: Ditto.
	* winsup.api/ltp/lseek08.c: Ditto.
	* winsup.api/ltp/mmap001.c: Ditto.
	* winsup.api/ltp/mmap02.c: Ditto.
	* winsup.api/ltp/mmap03.c: Ditto.
	* winsup.api/ltp/mmap04.c: Ditto.
	* winsup.api/ltp/mmap05.c: Ditto.
	* winsup.api/ltp/mmap06.c: Ditto.
	* winsup.api/ltp/mmap07.c: Ditto.
	* winsup.api/ltp/mmap08.c: Ditto.
	* winsup.api/ltp/pipe11.c: Ditto.
	* winsup.api/ltp/poll01.c: Ditto.
	* winsup.api/ltp/sync02.c: Ditto.
	* winsup.api/ltp/times03.c: Ditto.
	* winsup.api/ltp/umask03.c: Ditto.
	* winsup.api/ltp/getpgid01.c: Remove unused obsolete include.
	* winsup.api/ltp/getpgid02.c: Ditto.