Draw the shadow if the API bgcolor is blue

WIN_INACT was not getting a border because it changes the value
of bclr which is explicitly compared with BLUE to detect if a
shadow should be drawn.

Instead, draw a shadow any time it would normally be drawn.

src/uifc/uifc32.c

@@ -1003,7 +1003,7 @@ int ulist(int mode, int left, int top, int width, int *cur, int *bar
 
 		if(!(mode&WIN_NOBRDR)) {
 			/* Shadow */
-			if(bclr==BLUE) {
+			if(api->bclr==BLUE) {
 				vmem_gettext(s_left+left+width,s_top+top+1,s_left+left+width+1
 					,s_top+top+height-1,shade);
 				for(i=0;i<height*2;i++)