Program interface descriptions for the functions and subroutines that are in the Fortran runtime library

• abort.3f - terminate abruptly; write memory image to core file
• access.3f - return access mode (r,w,x) or existence of a file
• alarm.3f - execute a subroutine after a specified time
• bit.3f - and, or, xor, not, rshift, lshift, bic, bis, bit, set bit functions
• chdir.3f - change default directory
• chmod.3f - change mode of a file
• ctime.3f -
• ctime64.3f -
• date.3f - return date in character form
• date_and_time.3f - Returns date and time in character form
• drand.3f - return random values
• dtime.3f - return elapsed time
• etime.3f - return elapsed time
• exit.3f - terminate process with status
• fdate.3f - return date and time in an ASCII string
• fgetc.3f - get a character from a logical unit
• floatingpoint.3f - FORTRAN IEEE floating-point definitions
• flush.3f - flush output to a logical unit
• fork.3f - create a copy of this process
• fputc.3f - write a character to a FORTRAN logical unit
• free.3f - deallocate a region of memory allocated by malloc
• fseek.3f - reposition a file on a logical unit
• fseeko64.3f - reposition a file on a logical unit
• fstat.3f - get file status
• fstat64.3f - get file status for long files
• ftell.3f - reposition a file on a logical unit
• ftello64.3f - reposition a file on a logical unit
• gerror.3f - get system error messages
• getarg.3f - get the k
• getc.3f - get a character from a logical unit
• getcwd.3f - get the path name of the current working directory
• getenv.3f - get value of environment variables
• getfd.3f - get the file descriptor of an external unit number
• getfilep.3f - get the file pointer of an external unit number
• getgid.3f - get user or group ID of the caller
• getlog.3f - get user's login name
• getpid.3f - get process id
• getuid.3f - get user or group ID of the caller
• gmtime.3f -
• gmtime64.3f -
• hostnm.3f - get name of current host
• iargc.3f - get the k
• idate.3f - return date in numerical form
• ieee_environment.3f - mode, status, and signal handling for IEEE arithmetic
• ierrno.3f - get system error messages
• index.3f - get system error messages
• intro.3f - introduction to FORTRAN manual pages
• ioinit.3f - initialize I/O: carriage control, blanks, append, file names
• irand.3f - return random values
• isatty.3f - find name of terminal port; also: is unit a terminal?
• isetjmp.3f - longjmp returns to the location set by isetjmp
• itime.3f - return time in numerical form
• kill.3f - send a signal to a process
• len.3f - get index or length of sub string
• libm_double.3f - FORTRAN access to double precision libm func tions and subroutines
• libm_quadruple.3f - FORTRAN access to quadruple-precision func tions (SPARC only)
• libm_single.3f - FORTRAN access to single-precision libm func tions
• link.3f - make a link to an existing file
• lnblnk.3f - get index or length of sub string
• loc.3f - return the address of an object
• long.3f - integer object conversion
• longjmp.3f - longjmp returns to the location set by isetjmp
• lstat.3f - get file status
• lstat64.3f - get file status for long files
• ltime.3f -
• ltime64.3f -
• malloc.3f - allocate memory and return the address
• malloc64.3f - allocate memory and return the address
• mvbits.3f - move specified bits
• perror.3f - get system error messages
• putc.3f - write a character to a FORTRAN logical unit
• qsort.3f - quick sort
• qsort64.3f - quick sort
• ran.3f - return a random number between 0 and 1
• rand.3f - return random values
• rename.3f - rename a file
• rindex.3f - get index or length of sub string
• secnds.3f - return system time in seconds since midnight
• sh.3f - fast execution of an sh shell command
• short.3f - integer object conversion
• signal.3f - change the action for a signal
• sleep.3f - suspend execution for an interval
• stat.3f - get file status
• stat64.3f - get file status for long files
• symlnk.3f - make a link to an existing file
• system.3f - execute operating system command
• tclose.3f - FOR TRAN tape I/O (OBSOLETE)
• time.3f -
• topen.3f - FOR TRAN tape I/O (OBSOLETE)
• tread.3f - FOR TRAN tape I/O (OBSOLETE)
• trewin.3f - FOR TRAN tape I/O (OBSOLETE)
• tskipf.3f - FOR TRAN tape I/O (OBSOLETE)
• tstate.3f - FOR TRAN tape I/O (OBSOLETE)
• ttynam.3f - find name of terminal port; also: is unit a terminal?
• twrite.3f - FOR TRAN tape I/O (OBSOLETE)
• unlink.3f - remove a file
• wait.3f - wait for a process to terminate

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