[PATCH 3/6] Split sparc out of main Linux kernel-features.h.

[PATCH 3/6] Split sparc out of main Linux kernel-features.h.

This patch splits sparc out of the main Linux kernel-features.h.

Not tested.

	* sysdeps/unix/sysv/linux/sparc/kernel-features.h: New file.
	* sysdeps/unix/sysv/linux/kernel-features.h [__sparc__]
	(__ASSUME_SOCKETCALL): Do not define.
	(__ASSUME_SET_ROBUST_LIST): Define unconditionally.
	(__ASSUME_FUTEX_LOCK_PI): Likewise.
	[__sparc__] (__ASSUME_ACCEPT4_SYSCALL): Do not define.
	[__sparc__] (__ASSUME_ACCEPT4_SYSCALL_WITH_SOCKETCALL): Likewise.
	(__ASSUME_REQUEUE_PI): Define unconditionally.
	[__LINUX_KERNEL_VERSION >= 0x020621 && __sparc__]
	(__ASSUME_RECVMMSG_SYSCALL): Do not define.
	[__sparc__] (__ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL): Likewise.
	[__LINUX_KERNEL_VERSION >= 0x030000 && __sparc__]
	(__ASSUME_SENDMMSG_SYSCALL): Likewise.
	[__sparc__] (__ASSUME_SENDMMSG_SYSCALL_WITH_SOCKETCALL): Likewise.