K 10
svn:author
V 8
deischen
K 8
svn:date
V 27
2001-01-24T13:01:47.000000Z
K 7
svn:log
V 201
Add a lock to DIR to make telldir and friends MT-safe.

Clean up stdio.h a bit and remove _THREAD_SAFE.  Some of the
usual macros getc, putc, getchar, putchar are no longer macros.

Approved by:	-arch

END