Remove malloc.h completely and add color synatx highlighting toggle


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1300 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
diff --git a/winio.c b/winio.c
index fb79153..e09cdcd 100644
--- a/winio.c
+++ b/winio.c
@@ -614,7 +614,7 @@
     mvwaddnstr(edit, yval, 0, &fileptr->data[start], COLS);
 
 #ifdef ENABLE_COLOR
-    if (colorstrings != NULL) {
+    if (colorstrings != NULL && ISSET(COLOR_SYNTAX)) {
 	const colortype *tmpcolor = colorstrings;
 
 	for (; tmpcolor != NULL; tmpcolor = tmpcolor->next) {