mothra: fix a few errors in previous patch

- nil check pl_blue allocation, and don't do it every time pl_rtdraw is called
- fix re-adding previously removed flushimage calls
- correct format for pointer
- sysfatal in pl_drawinit on error

1 files changed, 0 insertions, 2 deletions

diff --git a/sys/src/cmd/mothra/libpanel/rtext.c b/sys/src/cmd/mothra/libpanel/rtext.c
index 658831f8e..192c4354f 100644
--- a/sys/src/cmd/mothra/libpanel/rtext.c
+++ b/sys/src/cmd/mothra/libpanel/rtext.c
@@ -175,9 +175,7 @@ void pl_rtdraw(Image *b, Rectangle r, Rtext *t, Point offs){
 	Point lp, sp;
 	Rectangle dr;
 	Image *bb;
-	Image *pl_blue;
 
-	pl_blue=allocimage(display, Rect(0,0,1,1), RGB24, 1, 0x0000FFFF);
 	bb = b;
 	if(backup==0 || backup->chan!=b->chan || rectinrect(r, backup->r)==0){
 		freeimage(backup);