/*
 * edlib v1.1 Copyright 1989 Edwin Hoogerbeets
 * This code is freely redistributable as long as no charge other than
 * reasonable copying fees are levied for it.
 */

/*
    this function returns a non-zero number if the character given
    is suitable for the a character of an identifier
*/
#include <ctype.h>
#define NULL 0

int iscsym(c)
register char c;
{
    if ( iscsymf(c) || isdigit(c) )
        return(c);

    return(NULL);
}