dwm/dwm-removeborder-20200520-f09418b.diff

diff --git a/dwm.c b/dwm.c
index 9fd0286..dcdbc38 100644
--- a/dwm.c
+++ b/dwm.c
@@ -1277,12 +1277,24 @@ void
 resizeclient(Client *c, int x, int y, int w, int h)
 {
 	XWindowChanges wc;
+    unsigned int n;
+    Client *nbc;
 
 	c->oldx = c->x; c->x = wc.x = x;
 	c->oldy = c->y; c->y = wc.y = y;
 	c->oldw = c->w; c->w = wc.width = w;
 	c->oldh = c->h; c->h = wc.height = h;
 	wc.border_width = c->bw;
+
+    for (n = 0, nbc = nexttiled(selmon->clients); nbc; nbc = nexttiled(nbc->next), n++);
+
+    if (c->isfloating || selmon->lt[selmon->sellt]->arrange == NULL) {
+    } else {
+           if (selmon->lt[selmon->sellt]->arrange == monocle || n == 1) {
+               wc.border_width = 0;
+           }
+    }
+
 	XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);
 	configure(c);
 	XSync(dpy, False);