patch 7.4.1416

Problem:    Using "u_char" intead of "char_u", which doesn't work everywhere.
            (Jörg Plate)
Solution:   Use "char_u" always.

Author: brammool

src/integration.c

@@ -805,7 +805,7 @@ widgetIsIconified(
 	if (XtWindow(w) != 0) {			/* only check if window exists! */
 		XGetWindowProperty(XtDisplay(w), XtWindow(w), wm_state, 0L, 2L,
 		    False, AnyPropertyType, &act_type, &act_fmt, &nitems_ret,
-		    &bytes_after, (u_char **) &property);
+		    &bytes_after, (char_u **) &property);
 		if (nitems_ret == 2 && property[0] == IconicState) {
 			return True;
 		}

src/macros.h

@@ -119,7 +119,7 @@
 #endif
 
 /* Returns empty string if it is NULL. */
-#define EMPTY_IF_NULL(x) ((x) ? (x) : (u_char *)"")
+#define EMPTY_IF_NULL(x) ((x) ? (x) : (char_u *)"")
 
 #ifdef FEAT_LANGMAP
 /*

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1416,
 /**/
     1415,
 /**/