define(MAXSTK,23175)    # size of variable store == 23,175 words (32 bits each)
define(MAXSTK1,23176)   # beginning of literal tables
define(MAXSTORE,32767)
define(ELNFLAG,-1)      # indicates to read or readln that eoln has found endline
define(EQU,1)           # symbolic condition names for compare
define(NEQ,2)           #
define(GEQ,3)           #
define(GRT,4)           #
define(LEQ,5)           #
define(LES,6)           #
define(BEOF,1)          # end of file returned by prwf$$
define(elif,else if)
define(abs,a b s)