diff -Naur aterm-0.4.2/src/main.c aterm-0.4.2-orig/src/main.c
--- aterm-0.4.2/src/main.c	2004-08-23 14:08:25.000000000 +0200
+++ aterm-0.4.2-orig/src/main.c	2004-08-23 14:11:12.071851096 +0200
@@ -1634,6 +1634,7 @@
     rs_minBufferWidth = NULL;
     rs_saveLines = NULL;	/* scrollback buffer [lines] */
     rs_borderWidth = NULL;
+    rs_internal_border = NULL;
     rs_modifier = NULL;	/* modifier */
 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
 /* recognized when combined with HOTKEY */
@@ -1771,6 +1772,12 @@
     else
         TermWin.borderWidth = t;
 
+    if (!rs_internal_border|| (t = atoi(rs_internal_border)) < 0)
+        TermWin_internalBorder = 2;
+    else
+        TermWin_internalBorder = t;
+    TermWin_internalBorders = 2 * TermWin_internalBorder;
+    
 /* no point having a scrollbar without having any scrollback! */
     if (!TermWin.saveLines)
 	Options &= ~Opt_scrollBar;
diff -Naur aterm-0.4.2/src/rxvt.h aterm-0.4.2-orig/src/rxvt.h
--- aterm-0.4.2/src/rxvt.h	2004-08-23 14:08:25.000000000 +0200
+++ aterm-0.4.2-orig/src/rxvt.h	2004-08-23 14:09:58.099096664 +0200
@@ -603,10 +603,6 @@
 #define scrollBar_esc		30
 #define menuBar_margin		2	/* margin below text */
 
-/* gap between text and window edges (could be configurable) */
-#define TermWin_internalBorder	2
-#define TermWin_internalBorders	4 /* must be two times of value above */
-
 /* width of scrollBar, menuBar shadow, must be 1 or 2 */
 #ifdef HALFSHADOW
 # define SHADOW 1
@@ -944,6 +940,12 @@
 extern Window		ParentWin[PARENTS_NUM];
 extern int		ParentWinNum;
 
+/* gap between text and window edges (could be configurable) */
+EXTERN int TermWin_internalBorder;
+/* must be two times of value above */
+EXTERN int TermWin_internalBorders;
+
+
 EXTERN scrollBar_t	scrollBar;
 EXTERN menuBar_t	menuBar;
 EXTERN Display	       *Xdisplay;
@@ -968,6 +970,7 @@
 EXTERN const char      *rs_minBufferWidth; /* minimum buffer width - so we can scroll horizontally */
 EXTERN const char      *rs_saveLines;	/* scrollback buffer [lines] */
 EXTERN const char      *rs_borderWidth; /* border width [pixels] */
+EXTERN const char      *rs_internal_border; /* internal border width [pixels] */
 EXTERN const char      *rs_cutchars;	/* chars for selection boundaries */
 #ifdef META8_OPTION
 EXTERN const char      *rs_modifier;
diff -Naur aterm-0.4.2/src/xdefaults.c aterm-0.4.2-orig/src/xdefaults.c
--- aterm-0.4.2/src/xdefaults.c	2004-08-23 14:08:24.000000000 +0200
+++ aterm-0.4.2-orig/src/xdefaults.c	2004-08-23 14:09:23.273390976 +0200
@@ -302,6 +302,8 @@
          "pointer color"),
     STRG(rs_borderWidth, "borderWidth", "bw", "number",
          "width of border"),
+    STRG(rs_internal_border, "internalBorder", "ib", "number",
+         "width of the internal border"),
     STRG(rs_color[Color_border], "borderColor", "bd", "color",
          "border color"),
     BOOL(rs_borderLess, "borderLess", "bl", Opt_borderLess, "no decoration"),