Unknown option: "-3" Unix manual page for remove. (host=minya system=Darwin)
REMOVE(3)                BSD Library Functions Manual                REMOVE(3)

NAME
     remove -- remove directory entry

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <stdio.h>

     int
     remove(const char *path);

DESCRIPTION
     The remove() function removes the file or directory specified by path.

     If path specifies a directory, remove(path) is the equivalent of
     rmdir(path).  Otherwise, it is the equivalent of unlink(path).

RETURN VALUES
     The remove() function returns the value 0 if successful; otherwise the
     value -1 is returned and the global variable errno is set to indicate the
     error.

ERRORS
     The remove() function may fail and set errno for any of the errors speci-
     fied for the routines lstat(2), rmdir(2), or unlink(2).

SEE ALSO
     rmdir(2), unlink(2)

STANDARDS
     The remove() function conforms to ISO/IEC 9899:1990 (``ISO C90'') and
     X/Open Portability Guide Issue 4, Version 2 (``XPG4.2'').

BSD                              June 4, 1993                              BSD