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TRSOURCE.EXE
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ABS.C
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C/C++ Source or Header
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1990-10-22
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399b
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21 lines
/*********
* ABS.C
* by Leonard Zerman
* Placed in the public domain by Tom Rettig Associates, 10/22/1990.
*
* Syntax: ABS( <expN> )
* Return: The absolute value of <expN>
* Note : Change negative number to positive.
********/
#include "trlib.h"
TRTYPE abs()
{
if ( PCOUNT==1 && ISNUM(1) )
_retnd(ABS(_parnd(1))) ;
else
_retnd( (double)ERROR ) ;
}
/* eof */