Remove UXPDS support

cde/programs/dtsession/Imakefile

@@ -65,13 +65,6 @@ DEFINES = -DCDE_INSTALLATION_TOP=\"$(CDE_INSTALLATION_TOP)\" \
           -DCDE_CONFIGURATION_TOP=\"$(CDE_CONFIGURATION_TOP)\"
 #endif
 
-#if defined(UXPArchitecture)
-/* not needed for archive. usl shared libs must resolve every
- * reference whether used or not.
- */
-SYS_LIBRARIES = -lelf -lm -ldl -lgen
-#endif
-
 #if defined(LinuxArchitecture)
 EXTRA_DEFINES = -D${PROGRAMS} $(XINOPT) -DUSE_X11SSEXT
 SYS_LIBRARIES = $(XINLIB) $(TIRPCLIB) -lXss -ldl -lcrypt -lm

cde/programs/dtsession/SmRestore.c

@@ -4836,7 +4836,7 @@ MarkFileDescriptors (
 #ifdef _SUN_OS
 		open_max = NOFILE;
 #else
-#if defined(USL) || defined(__uxp__) || defined(_AIX)
+#if defined(USL) || defined(_AIX)
 		open_max = FOPEN_MAX;
 #else
 		open_max = FD_SETSIZE;