| abort | terminate Fortran program | |
| access | determine accessibility of a file | |
| alarm | execute a subroutine after a specified time | |
| and | and, or, xor, not, rshift, lshift bitwise functions | [ bit ] |
| arc | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| besj0 | of two kinds for integer orders | [ bessel functions ] |
| besj1 | of two kinds for integer orders | [ bessel functions ] |
| besjn | of two kinds for integer orders | [ bessel functions ] |
| bessel | of two kinds for integer orders | [ bessel functions ] |
| besy0 | of two kinds for integer orders | [ bessel functions ] |
| besy1 | of two kinds for integer orders | [ bessel functions ] |
| besyn | of two kinds for integer orders | [ bessel functions ] |
| bit | and, or, xor, not, rshift, lshift bitwise functions | |
| box | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| chdir | change default directory | |
| chmod | change mode of a file | |
| circle | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| clospl | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| cont | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| ctime | return system time | [ time, ctime, ltime, gmtime ] |
| dbesj0 | of two kinds for integer orders | [ bessel functions ] |
| dbesj1 | of two kinds for integer orders | [ bessel functions ] |
| dbesjn | of two kinds for integer orders | [ bessel functions ] |
| dbesy0 | of two kinds for integer orders | [ bessel functions ] |
| dbesy1 | of two kinds for integer orders | [ bessel functions ] |
| dbesyn | of two kinds for integer orders | [ bessel functions ] |
| dffrac | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| dflmax | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| dflmin | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| drand | random number generator | [ rand, irand, srand ] |
| drandm | better random number generator | [ random, drandm, irandm ] |
| dtime | return elapsed execution time | [ etime, dtime ] |
| erase | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| etime | return elapsed execution time | [ etime, dtime ] |
| falloc | memory allocator | [ malloc, free, falloc ] |
| fdate | return date and time in an ASCII string | |
| ffrac | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| fgetc | get a character from a logical unit | [ getc, fgetc ] |
| flmax | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| flmin | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| flush | flush output to a logical unit | |
| fork | create a copy of this process | |
| fortran | introduction to FORTRAN library functions | [ intro ] |
| fpecnt | | |
| fputc | write a character to a FORTRAN logical unit | [ putc, fputc ] |
| free | memory allocator | [ malloc, free, falloc ] |
| fseek | reposition a file on a logical unit | [ fseek, ftell ] |
| fstat | get file status | [ stat, fstat ] |
| ftell | reposition a file on a logical unit | [ fseek, ftell ] |
| gerror | get system error messages | [ perror, gerror, ierrno ] |
| getarg | return command line arguments | [ getarg, iargc ] |
| getc | get a character from a logical unit | [ getc, fgetc ] |
| getcwd | get pathname of current working directory | |
| getenv | get value of environment variables | |
| getgid | get user or group ID of the caller | [ getuid, getgid ] |
| getlog | get user’s login name | |
| getpid | get process id | |
| getuid | get user or group ID of the caller | [ getuid, getgid ] |
| gmtime | return system time | [ time, ctime, ltime, gmtime ] |
| iargc | return command line arguments | [ getarg, iargc ] |
| idate | return date or time in numerical form | [ idate, itime ] |
| ierrno | get system error messages | [ perror, gerror, ierrno ] |
| index | tell about character objects | [ index, rindex, lnblnk, len ] |
| inmax | return extreme values | [ flmin, flmax, ffrac, dflmin, dflmax, dffrac, inmax ] |
| intro | introduction to FORTRAN library functions | |
| irand | random number generator | [ rand, irand, srand ] |
| irandm | better random number generator | [ random, drandm, irandm ] |
| isatty | find name of a terminal port | [ ttynam, isatty ] |
| itime | return date or time in numerical form | [ idate, itime ] |
| kill | send a signal to a process | |
| label | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| len | return length of FORTRAN string | |
| line | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| linemd | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| lnblnk | tell about character objects | [ index, rindex, lnblnk, len ] |
| loc | return the address of an object | |
| long | integer object conversion | [ long, short ] |
| lshift | and, or, xor, not, rshift, lshift bitwise functions | [ bit ] |
| lstat | get file status | [ stat, fstat ] |
| ltime | return system time | [ time, ctime, ltime, gmtime ] |
| malloc | memory allocator | [ malloc, free, falloc ] |
| move | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| not | and, or, xor, not, rshift, lshift bitwise functions | [ bit ] |
| openpl | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| or | and, or, xor, not, rshift, lshift bitwise functions | [ bit ] |
| perror | get system error messages | [ perror, gerror, ierrno ] |
| plot | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| point | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| putc | write a character to a FORTRAN logical unit | [ putc, fputc ] |
| qsort | quick sort | |
| rand | random number generator | [ rand, irand, srand ] |
| random | better random number generator | [ random, drandm, irandm ] |
| rindex | tell about character objects | [ index, rindex, lnblnk, len ] |
| rshift | and, or, xor, not, rshift, lshift bitwise functions | [ bit ] |
| short | integer object conversion | [ long, short ] |
| signal | change the action for a signal | |
| sleep | suspend execution for an interval | |
| space | f77 library interface to plot(3x) libraries. | [ openpl, erase, label, line, circle, arc, move, cont, point, linemd, space, clospl, box ] |
| stat | get file status | [ stat, fstat ] |
| system | execute a UNIX command | |
| tclose | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| time | return system time | [ time, ctime, ltime, gmtime ] |
| topen | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| tread | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| trewin | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| tskipf | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| tstate | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| ttynam | find name of a terminal port | [ ttynam, isatty ] |
| twrite | f77 tape I/O | [ topen, tclose, tread, twrite, trewin, tskipf, tstate ] |
| unlink | remove a directory entry | |
| wait | wait for a process to terminate | |
| xor | and, or, xor, not, rshift, lshift bitwise functions | [ bit ] |