glibc taggart

[Matt Taggart]

CVSROOT:	/home/cvs/parisc
Module name:	glibc
Changes by:	taggart	00/11/16 19:06:38

Modified files:
	linuxthreads   : mutex.c pthread.c spinlock.h 
	linuxthreads/sysdeps/s390: pt-machine.h 
	linuxthreads/sysdeps/unix/sysv/linux/i386/bits: posix_opt.h 
	sysdeps/unix/sysv/linux/hppa/bits: sigaction.h signum.h 
	sysdeps/unix/sysv/linux/hppa: brk.c umount.c 
	sysdeps/unix/sysv/linux/hppa/sys: ucontext.h 
	sysdeps/hppa   : dl-machine.h dl-symaddr.c 
	sysdeps/unix/sysv/linux/bits: errno.h 

Log message:
Cleanup differences from 2.2. Mostly comment/formatting changes.