Index: obj_text.h
===================================================================
--- obj_text.h	(revision 36701)
+++ obj_text.h	(revision 36702)
@@ -126,7 +126,7 @@
 rnd_coord_t pcb_text_min_thickness(const pcb_layer_t *layer);
 
 /* Return the number of invalid characters (with the given font) the text contains */
-int pcb_text_invalid_chars(pcb_board_t *pcb, pcb_font_t *FontPtr, pcb_text_t *Text);
+int pcb_text_invalid_chars(pcb_board_t *pcb, rnd_font_t *FontPtr, pcb_text_t *Text);
 
 /* hash and eq */
 int pcb_text_eq(const pcb_host_trans_t *tr1, const pcb_text_t *t1, const pcb_host_trans_t *tr2, const pcb_text_t *t2);