This requires IBM's X11 software, which is bundled together with TCP/IP.
Building the X11 version of PAW
VFORT PAWMAIN VFORT ENDMODU CERNLIB PAWLIB GRAFLIB ( X11 LINK LOAD PAWMAIN ( CLEAR NOAUTO INCLUDE ENDMODU GENMOD PAWX11 ( FROM PAMAIN TO ENDMODU RMODE ANY AMODE ANY