* sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_FCNTL64):

* sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_FCNTL64):

Define for Arm, PowerPC and SH if kernel is 2.4.4 or newer.
	* sysdeps/unix/sysv/linux/bits/socket.h (PF_WANPIPE): New, from
	Linux 2.4.4.
	(AF_WANPIPE): Likewise.
	(MSG_MORE): New.

	* sysdeps/unix/sysv/linux/alpha/bits/socket.h: Add same changes as
	for Linux generic version.
	* sysdeps/unix/sysv/linux/s390/s390-64/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/socket.h: Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/socket.h: Likewise.

	* sysdeps/gnu/netinet/tcp.h (TCP_QUICKACK): New.