Remove Unixware and openserver support

cde/programs/dtsession/Imakefile

@@ -44,10 +44,6 @@ EXTRA_OBJS = $(ALTDIRECTORY)SmMigResources.o
 #endif
 #endif
 
-#if defined(SCOArchitecture)
-SYS_LIBRARIES = -lcrypt -lm
-#endif
-
 #if defined(SunArchitecture)
 EXTRA_SRC = OWsync.c
 EXTRA_OBJS = $(ALTDIRECTORY)OWsync.o
@@ -55,16 +51,6 @@ EXTRA_DEFINES = -D${PROGRAMS}
 SYS_LIBRARIES = -lelf -lm -ldl
 #endif
 
-#if defined(USLArchitecture)
-/* not needed for archive. usl shared libs must resolve every
- * reference whether used or not.
- */
-SYS_LIBRARIES = -lelf -lm -ldl -lgen -liaf
-PROTO_DEFINES =
-DEFINES = -DCDE_INSTALLATION_TOP=\"$(CDE_INSTALLATION_TOP)\" \
-          -DCDE_CONFIGURATION_TOP=\"$(CDE_CONFIGURATION_TOP)\"
-#endif
-
 #if defined(LinuxArchitecture)
 EXTRA_DEFINES = -D${PROGRAMS} $(XINOPT) -DUSE_X11SSEXT
 SYS_LIBRARIES = $(XINLIB) $(TIRPCLIB) -lXss -ldl -lcrypt -lm