ATOL(3)                   OpenBSD Programmer's Manual                  ATOL(3)

NAME
     atol - convert ASCII string to long integer

SYNOPSIS
     #include <stdlib.h>

     long
     atol(const char *nptr);

DESCRIPTION
     The atol() function converts the initial portion of the string pointed to
     by nptr to long integer representation.

     It is equivalent to:

           strtol(nptr, (char **)NULL, 10);

SEE ALSO
     atof(3), atoi(3), atoll(3), strtod(3), strtol(3), strtoul(3)

STANDARDS
     The atol() function conforms to ANSI/ISO/IEC 9899-1999 (``ANSI C99'').

OpenBSD 4.9                      May 31, 2007                      OpenBSD 4.9