@begin(header)
author: Mark S. Ackerman
show_author: ShowNone
author_organization: MIT Center for Coordination Science
expiration_date: 12/31/93
last_modifier: ackerman@athena.mit.edu
last_mod_date: 06/23/91
mod_num: 7
@end(header)
@b<Programming with X>

Are you having trouble with
@button(Xt toolkit in general,Prog_Xt)
@button(The Athena widget set,Prog_Athena)
@button(The Motif widget set,Prog_Motif)
@button(The OpenLook widget set,Prog_OLWT)
@button(XView,Prog_XView)
@button(Other toolkits,Prog_Other_TK)
@button(The Xlib level,Prog_Xlib)
