TWO
{"acos", acos, &TWO, &NAN, 0},
{"asin", asin, &TWO, &NAN, 0},
{"atanh", atanh, &TWO, &NAN, 0},
{"erfc", erfc, &MINF, &TWO, 0},
{"pow", pow, &TWO, &INF, &INF, 0},
{"pow", pow, &TWO, &MINF, &ZERO, 0},
{"pow", pow, &INF, &TWO, &INF, 0},
{"pow", pow, &MINF, &TWO, &INF, 0},
TWO = 2.0;
MTWO = -TWO;
static double ZERO, MZERO, HALF, MHALF, ONE, MONE, TWO, MTWO, THREE, MTHREE;
regline(msputmac, TWO);
regline(textline, TWO);