Remove hpversion.h from repository

This patch removes hpversion.h from the repository, this also untangles a
lot of ifdef mess. This closes bug CDExc19524.

cde/programs/dtksh/Imakefile

@@ -74,8 +74,7 @@ SRCS =  \
 		extra.c \
                 xmdtksym.c \
 		findsym.c \
-		msgs.c \
-		version.c
+		msgs.c
 
 OBJS =  \
 		$(KSH93OBJ) \
@@ -91,7 +90,6 @@ OBJS =  \
                 xmdtksym.o \
                 findsym.o \
                 msgs.o \
-		version.o \
 		$(LOCAL_LIBRARIES2)
 
 all:: dtksh