Index: trunk/src/box.h
===================================================================
--- trunk/src/box.h	(revision 13325)
+++ trunk/src/box.h	(revision 13326)
@@ -98,7 +98,6 @@
 /* to avoid overflow, we calculate centers this way */
 #define PCB_BOX_CENTER_X(b) ((b).X1 + ((b).X2 - (b).X1)/2)
 #define PCB_BOX_CENTER_Y(b) ((b).Y1 + ((b).Y2 - (b).Y1)/2)
-/* some useful box utilities. */
 
 #define	PCB_BOX_MOVE_LOWLEVEL(b,dx,dy)		\
 	{									\
Index: trunk/src/draw.h
===================================================================
--- trunk/src/draw.h	(revision 13325)
+++ trunk/src/draw.h	(revision 13326)
@@ -30,9 +30,6 @@
 #include "config.h"
 #include "hid.h"
 
-/* ---------------------------------------------------------------------------
- * some useful values of our widgets
- */
 typedef struct {								/* holds information about output window */
 	pcb_hid_gc_t drillGC,										/* drill and foreground; */
 	  fgGC,												/* changed from some routines */
Index: trunk/src/move.h
===================================================================
--- trunk/src/move.h	(revision 13325)
+++ trunk/src/move.h	(revision 13326)
@@ -29,9 +29,7 @@
 
 #include "config.h"
 
-/* ---------------------------------------------------------------------------
- * some useful transformation macros and constants
- */
+/*** Transformation macros and constants ***/
 #define	PCB_MOVE(xs,ys,deltax,deltay)							\
 	{														\
 		((xs) += (deltax));									\
Index: trunk/src/rotate.h
===================================================================
--- trunk/src/rotate.h	(revision 13325)
+++ trunk/src/rotate.h	(revision 13326)
@@ -30,9 +30,7 @@
 #include "config.h"
 #include "global_typedefs.h"
 
-/* ---------------------------------------------------------------------------
- * some useful transformation macros and constants
- */
+/*** Transformation macros ***/
 #define	PCB_COORD_ROTATE90(x,y,x0,y0,n)							\
 	do {												\
 		pcb_coord_t	dx = (x)-(x0),					\
Index: trunk/src_plugins/export_gcode/auxiliary.h
===================================================================
--- trunk/src_plugins/export_gcode/auxiliary.h	(revision 13325)
+++ trunk/src_plugins/export_gcode/auxiliary.h	(revision 13326)
@@ -43,11 +43,11 @@
 }
 
 /* ---------------------------------------------------------------------- */
-/* some useful macros. Note: the "mod" macro works correctly for
+/* Note: the "mod" function works correctly for
    negative a. Also note that the test for a>=n, while redundant,
    speeds up the mod function by 70% in the average case (significant
    since the program spends about 16% of its time here - or 40%
-   without the test). The "floordiv" macro returns the largest integer
+   without the test). The "floordiv" function returns the largest integer
    <= a/n, and again this works correctly for negative a, as long as
    a,n are integers and n>0. */