libc compatibility table (toascii - updwtmpx)

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?
toascii	libc	Yes	libc	Yes	libc	Yes	Yes
todigit	libc	Yes	--	--	--	--	--
toint	libc	Yes	--	--	--	--	--
tolower	libc	Yes	libc	Yes	libc	Yes	Yes
_tolower	libc	Yes	libc	Yes	libc	Yes	Yes
toupper	libc	Yes	libc	Yes	libc	Yes	Yes
_toupper	libc	Yes	libc	Yes	libc	Yes	Yes
towupper	libc	Yes	libc	Yes	libc	Yes	Yes
towlower	libc	Yes	libc	Yes	libc	Yes	Yes
tsearch	libc	Yes	libc	Yes	libc	Yes	Yes
ttyname	libc	Yes	libc	Yes	libc	Yes	Yes
ttyname_r	libc	Yes	libc	Yes	libc	Yes	Yes
ttyslot	libc	Yes; notes.	libc	Yes	libc	Yes; notes.	Yes
twalk	libc	Yes	libc	Yes	libc	Yes	Yes
tzset	libc	Yes	libc	Yes	libc	Yes	Yes
ualarm	--	--	libc89.a ucblib.a	Yes	libc ucblib.a	--	Yes
ungetc	libc	Yes	libc	Yes	libc	Yes	Yes
ungetwc	libc	Yes	libc	Yes	libc	Yes	Yes
unlockpt	libc	Yes	libc	Yes	libc	Yes	Yes
lockut	--	--	libc89.a	Yes	libc	--	Yes
lockutx	--	--	libc89.a	Yes	libc	--	Yes
unordered	Yes	Yes	libc	Yes	libc	Yes	Yes
updutfile updutmp updutmpx updutxfile	--	--	libc89.a	Yes	libc	--	Yes
updwtmp updwtmpx	libgen	Yes	libgen libc89.a	Yes	libgen libc	Yes	Yes

``Compatibility Table Legend''