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ATOL.C
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C/C++ Source or Header
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1988-10-06
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425b
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28 lines
#include <stdio.h>
#include <ctype.h>
long atol(number)
register char *number;
{
register long n = 0, neg = 0;
while(isspace(*number))
++number;
if(*number == '-')
{
neg = 1;
++number;
}
else if(*number == '+')
++number;
while(isdigit(*number))
n = (n * 10) + ((*number++) - '0');
return(neg ? -n : n);
}
int atoi(number)
char *number;
{
return((int) atol(number));
}