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harvey
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libc
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fabs.c

fabs.c 104 B
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  1. #include <u.h>
    2. 

  2. #include <libc.h>
    3. 

  3. 

  4. double
    5. 

  5. fabs(double arg)
    6. 

  6. {
    7. 

  7. 

  8. 	if(arg < 0)
    9. 

  9. 		return -arg;
    10. 

  10. 	return arg;
    11. 

  11. }
    12.