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Synopsis:
    #include <stdlib.h>
    long int atol( const char *ptr );
    long int _wtol( const wchar_t *ptr );

Description:
    The atol function converts the string pointed to by ptr to long int
    representation.

    The _wtol function is identical to atol except that it accepts a
    wide-character string argument.

Returns:
    The atol function returns the converted value.

Example:
    #include <stdlib.h>

    void main()
      {
        long int x;

        x = atol( "-289" );
      }

Classification:
    atol is ANSI, _wtol is not ANSI

Systems:
     atol - All, Netware

    _wtol - All

See Also:
    atoi, itoa, ltoa, sscanf, strtol, strtoul, ultoa, utoa