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