Threading changes of Apr 22

[Charles Wilson]

It appears there's something of a bug in Robert's recently committed
threading code.  While building a snapshot from current CVS, I got the
following error:

/cygwin -L/usr/src/cygwin/obj/i686-pc-cygwin/winsup/w32api/lib -isystem
/usr/src/cygwin/src/winsup/include -isystem
/usr/src/cygwin/src/winsup/cygwin/include -isystem
/usr/src/cygwin/src/winsup/w32api/include -isystem
/usr/src/cygwin/src/newlib/libc/sys/cygwin -isystem
/usr/src/cygwin/src/newlib/libc/sys/cygwin32
-B/usr/src/cygwin/obj/i686-pc-cygwin/newlib/ -isystem
/usr/src/cygwin/obj/i686-pc-cygwin/newlib/targ-include -isystem
/usr/src/cygwin/src/newlib/libc/include -c -nostdinc++ -DHAVE_CONFIG_H 
-g -O2 -Wall -Wwrite-strings   -I.
-I/usr/src/cygwin/src/winsup/cygwin/include
-I/usr/src/cygwin/src/winsup/cygwin
-I/usr/src/cygwin/src/newlib/libc/sys/cygwin
-I/usr/src/cygwin/src/newlib/libc/include
-I/usr/src/cygwin/src/winsup/w32api/include
-I/usr/src/cygwin/src/winsup/cygwin/config/i386
-I/usr/lib/gcc-lib/i686-pc-cygwin/2.95.3-3//include -fno-rtti
-fno-exceptions -o ./thread.o
/usr/src/cygwin/src/winsup/cygwin/thread.cc
/usr/src/cygwin/src/winsup/cygwin/thread.cc: In method `void
MTinterface::Init(int)':
/usr/src/cygwin/src/winsup/cygwin/thread.cc:301: `shm_head' undeclared
(first use this function)
/usr/src/cygwin/src/winsup/cygwin/thread.cc:301: (Each undeclared
identifier is reported only once
/usr/src/cygwin/src/winsup/cygwin/thread.cc:301: for each function it
appears in.)
make[2]: *** [thread.o] Error 1
make[2]: Leaving directory
`/usr/src/cygwin/obj/i686-pc-cygwin/winsup/cygwin'
make[1]: *** [install_cygwin] Error 2
make[1]: Leaving directory `/usr/src/cygwin/obj/i686-pc-cygwin/winsup'
make: *** [install-target-winsup] Error 2

Did somebody jump the gun on IPC support? :-)

--Chuck