Help with function

[Walter Bright]

In article <3198 at cbnewsj.ATT.COM> veenu at cbnewsj.ATT.COM (veenu.r.rashid) writes:
<	On the compiler I'm using, abs() and strtol() seem to generate incorrect
<or at least inaccurate results.  I'm using the following code:
<main(int argc, char *argv[])
<{	double temp;
<	temp = strtod(argv[1]);		/* get the argument as a double	*/
<	printf("Absolute value of %g is %g\n", temp, abs(temp));
<}

Errors:
	You need the double abs which is called fabs().
	You need to #include:
		#include <stdio.h>	/* for printf	*/
		#include <math.h>	/* for fabs	*/
		#include <stdlib.h>	/* for strtod	*/