* mh-aix, mh-sun: Removed. * mh-decstation (X11_EXTRA_CFLAGS): Define. * mh-sco, mh-solaris, mh-sysv4 (X11_EXTRA_LIBS): Define. * mh-hp300, mh-hpux, mh-hpux8, mh-solaris, mh-sun3, mh-sysv4: Don't hardcode location of X stuff here.
* mh-hpux: Use X11R5 rather than X11R4.