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ATOL(3)                                 BSD Library Functions Manual                                 ATOL(3)

NAME
     atol, atoll, atol_l, atoll_l -- convert ASCII string to long or long long integer

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <stdlib.h>

     long
     atol(const char *str);

     long long
     atoll(const char *str);

     #include <xlocale.h>

     long
     atol_l(const char *str, locale_t loc);

     long long
     atoll_l(const char *str, locale_t loc);

DESCRIPTION
     The atol() function converts the initial portion of the string pointed to by str to long integer repre-sentation. representation.
     sentation.

     It is equivalent to:

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

     The atoll() function converts the initial portion of the string pointed to by str to long long integer
     representation.

     It is equivalent to:

           strtoll(str, (char **)NULL, 10);

     While the atol() and atoll() functions use the current locale, the atol_l() and atoll_l() functions may
     be passed locales directly. See xlocale(3) for more information.

ERRORS
     The functions atol() and atoll() need not affect the value of errno on an error.

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

STANDARDS
     The atol() function conforms to ISO/IEC 9899:1990 (``ISO C90'').  The atoll() function conforms to
     ISO/IEC 9899:1999 (``ISO C99'').

BSD                                           November 28, 2001                                          BSD