Fortran 77 A popular version of {Fortran} with Block IF, PARAMETER and SAVE statements added, but still no WHILE. It has fixed-length character strings, format-free I/O, and {arrays} with lower bounds. [ANSI X3.9-1978]. GNU version (ftp://gnu.org/pub/gnu/g77). Amiga version (ftp://ftp.cso.uiuc.edu/amiga/fish/ff470/BCF). (1994-12-16)