libc compatibility table (pclose - qsort)

Name of Interface	Legacy compatibility				UDK compatibility
	Compiled using SCO OpenServer DevSys		Compiled using SCO UnixWare 2.1.X SDK		Compiled using UnixWare 7 UDK
	Library Name	Works on UnixWare 7?	Library Name	Works on UnixWare 7?	Library Name	Works on SCO OpenServer?	Works on SCO UnixWare 2.1.X?
pclose	libc	Yes	libc	Yes	libc	Yes	Yes
perror	libc	Yes	libc	Yes	libc	Yes	Yes
pfmt	libc	Yes	libc	Yes	libc	Yes	Yes
popen	libc	Yes	libc	Yes	libc	Yes	Yes
printf	libc	Yes	libc	Yes	libc	Yes	Yes
procprivl	--	--	libc	Yes	libc	--	Yes
psiginfo	libc	Yes	libc	Yes	libc	Yes	Yes
psignal	libc	Yes	libc	Yes	libc	Yes	Yes
ptsname	libc	Yes	libc	Yes	libc	Yes	Yes
putc	libc	Yes	libc	Yes	libc	Yes	Yes
putc_unlocked	libc	Yes	libc	Yes	libc	Yes	Yes
putchar	libc	Yes	libc	Yes	libc	Yes	Yes
putchar_unlocked	libc	Yes	libc	Yes	libc	Yes	Yes
putenv	libc	Yes	libc	Yes	libc	Yes	Yes
putpwent	libc	Yes	libc	Yes	libc	Yes	Yes
puts	libc	Yes	libc	Yes	libc	Yes	Yes
putspent	libc	Yes	libc	Yes	libc	Yes	Yes
pututline	libc	Yes	libgen libc89.a	Yes	libgen libc	Yes	Yes
pututxline	libc	Yes	libgen libc89.a	Yes	libgen libc	Yes	Yes
putw	libc	Yes	libc	Yes	libc	Yes	Yes
putwc	libc	Yes	libc	Yes	libc	Yes	Yes
putwchar	libc	Yes	libc	Yes	libc	Yes	Yes
qsort	libc	Yes	libc	Yes	libc	Yes	Yes

``Compatibility Table Legend''