neatogen computeScaleXY: swap 'MAX' for stdlib equivalent

diff --git a/lib/neatogen/constraint.c b/lib/neatogen/constraint.c
index adbf31cd617d6d894a100eca25d7577f7c454b56..a010761242cc681ba8a6645ab44c28b0e9ddc6f1 100644 (file)
--- a/lib/neatogen/constraint.c
+++ b/lib/neatogen/constraint.c
@@ -12,6 +12,7 @@
 #include "config.h"
 #include <cgraph/alloc.h>
 #include <cgraph/list.h>
+#include <math.h>
 #include <neatogen/neato.h>
 #include <neatogen/adjust.h>
 #include <stddef.h>
@@ -742,7 +743,7 @@ static pointf computeScaleXY(pointf *aarr, size_t m) {
     barr[m - 1].y = 1;
     for (size_t k = m - 2; m > 1; k--) {
        barr[k].x = aarr[k].x;
-       barr[k].y = MAX(aarr[k + 1].y, barr[k + 1].y);
+       barr[k].y = fmax(aarr[k + 1].y, barr[k + 1].y);
        if (k == 0) {
            break;
        }