/* * call-seq: * flt.abs => float * * Returns the absolute value of <i>flt</i>. * * (-34.56).abs #=> 34.56 * -34.56.abs #=> 34.56 * */ static VALUE flo_abs(flt) VALUE flt; { double val = fabs(RFLOAT(flt)->value); return rb_float_new(val); }