Fix some warnings and header-file improvement

[xboard.git] / xengineoutput.c

diff --git a/xengineoutput.c b/xengineoutput.c
index 980b639..5a85d7d 100644 (file)
--- a/xengineoutput.c
+++ b/xengineoutput.c
@@ -100,14 +100,6 @@ extern char *getenv();
 
 #define _LL_ 100
 
-// imports from xboard.c
-extern Widget formWidget, shellWidget, boardWidget, menuBarWidget;
-extern Display *xDisplay;
-extern Window xBoardWindow;
-extern int squareSize;
-extern Pixmap xMarkPixmap, wIconPixmap, bIconPixmap;
-extern char *layoutName;
-
 Pixmap icons[8]; // [HGM] this front-end array translates back-end icon indicator to handle
 Widget outputField[2][7]; // [HGM] front-end array to translate output field to window handle
 
@@ -116,12 +108,6 @@ void engineOutputPopUp();
 int  EngineOutputIsUp();
 void SetEngineColorIcon( int which );
 
-/* Imports from backend.c */
-extern int opponentKibitzes;
-
-/* Imports from xboard.c */
-extern Arg layoutArgs[2], formArgs[2], messageArgs[4];
-
 //extern WindowPlacement wpEngineOutput;
 
 Position engineOutputX = -1, engineOutputY = -1;
@@ -221,8 +207,6 @@ void DoClearMemo(int which)
 
 // cloned from CopyPositionProc. Abuse selected_fen_position to hold selection
 
-extern char *selected_fen_position;
-
 Boolean SendPositionSelection(Widget w, Atom *selection, Atom *target,
                 Atom *type_return, XtPointer *value_return,
                 unsigned long *length_return, int *format_return); // from xboard.c