- These routines emulate the System V forms library. They
- were not supported on Version 7 or BSD versions.
+ These routines emulate the System V forms library. They were not sup-
+ ported on Version 7 or BSD versions.
+
+ The menu facility was documented in SVr4.2 in <EM>Character</EM> <EM>User</EM> <EM>Interface</EM>
+ <EM>Programming</EM> <EM>(UNIX</EM> <EM>SVR4.2)</EM>.
+
+ It is not part of X/Open Curses.
+
+ Aside from ncurses, there are few implementations:
+
+ <STRONG>o</STRONG> systems based on SVr4 source code, e.g., Solaris.
+
+ <STRONG>o</STRONG> NetBSD curses.