* include/stdio.h (__fxprintf): Remove wfmt argument.

* include/stdio.h (__fxprintf): Remove wfmt argument.

	* stdio-common/fxprintf.c: Include assert.h, ctype.h and wchar.h.
	(__fxprintf): Remove wfmt argument, create wfmt format string on
	the fly from fmt.
	* argp/argp-fmtstream.c: Adjust all __fxprintf callers.
	* argp/argp-help.c: Likewise.
	* assert/assert-perr.c: Likewise.
	* assert/assert.c: Likewise.
	* gmon/gmon.c: Likewise.
	* inet/rcmd.c: Likewise.
	* malloc/obstack.c: Likewise.
	* misc/error.c: Likewise.
	* misc/getpass.c: Likewise.
	* posix/getopt.c: Likewise.
	* resolv/res_hconf.c: Likewise.
	* stdio-common/perror.c: Likewise.
	* stdio-common/psignal.c: Likewise.
	* stdlib/fmtmsg.c: Likewise.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/clnt_perr.c: Likewise.
	* sunrpc/clnt_tcp.c: Likewise.
	* sunrpc/clnt_udp.c: Likewise.
	* sunrpc/clnt_unix.c: Likewise.
	* sunrpc/svc_simple.c: Likewise.
	* sunrpc/svc_tcp.c: Likewise.
	* sunrpc/svc_udp.c: Likewise.
	* sunrpc/svc_unix.c: Likewise.
	* sunrpc/xdr.c: Likewise.
	* sunrpc/xdr_array.c: Likewise.
	* sunrpc/xdr_rec.c: Likewise.
	* sunrpc/xdr_ref.c: Likewise.
	* sysdeps/generic/wordexp.c: Likewise.