Now generating argument-less functions as (void) instead of ().

dlls/opengl32/make_opengl

@@ -238,6 +238,7 @@ sub GenerateThunk($$$$)
 	    $call_arg = "$call_arg ";
 	}
     }
+    $ret .= 'void ' if ($#{@{$func_ref->[2]}} < 0);
     $ret = "$ret) {\n";
     if ($func_ref->[1] ne "void") {
 	$ret = "$ret  " . ConvertType($func_ref->[1]) . " ret_value;\n";
@@ -689,6 +690,7 @@ foreach (sort keys %ext_functions) {
 	    print EXT " ";
 	}
     }
+    print EXT 'void ' if ($#{@{$func_ref->[2]}} < 0);
     print EXT ") = (void *) 0xdeadbeef;\n";
 }
 
@@ -706,6 +708,7 @@ foreach (sort keys %ext_functions) {
 	    print EXT " ";
 	}
     }
+    print EXT 'void ' if ($#{@{$func_ref->[2]}} < 0);
     print EXT ");\n";
 }
 

dlls/opengl32/opengl_norm.c

@@ -932,7 +932,7 @@ void WINAPI wine_glEnableClientState( GLenum array ) {
 /***********************************************************************
  *              glEnd (OPENGL32.@)
  */
-void WINAPI wine_glEnd( ) {
+void WINAPI wine_glEnd( void ) {
   TRACE("()\n");
   ENTER_GL();
   glEnd( );
@@ -942,7 +942,7 @@ void WINAPI wine_glEnd( ) {
 /***********************************************************************
  *              glEndList (OPENGL32.@)
  */
-void WINAPI wine_glEndList( ) {
+void WINAPI wine_glEndList( void ) {
   TRACE("()\n");
   ENTER_GL();
   glEndList( );
@@ -1082,7 +1082,7 @@ void WINAPI wine_glFeedbackBuffer( GLsizei size, GLenum type, GLfloat* buffer )
 /***********************************************************************
  *              glFinish (OPENGL32.@)
  */
-void WINAPI wine_glFinish( ) {
+void WINAPI wine_glFinish( void ) {
   TRACE("()\n");
   ENTER_GL();
   glFinish( );
@@ -1092,7 +1092,7 @@ void WINAPI wine_glFinish( ) {
 /***********************************************************************
  *              glFlush (OPENGL32.@)
  */
-void WINAPI wine_glFlush( ) {
+void WINAPI wine_glFlush( void ) {
   TRACE("()\n");
   ENTER_GL();
   glFlush( );
@@ -1274,7 +1274,7 @@ void WINAPI wine_glGetDoublev( GLenum pname, GLdouble* params ) {
 /***********************************************************************
  *              glGetError (OPENGL32.@)
  */
-GLenum WINAPI wine_glGetError( ) {
+GLenum WINAPI wine_glGetError( void ) {
   GLenum ret_value;
   TRACE("()\n");
   ENTER_GL();
@@ -1748,7 +1748,7 @@ void WINAPI wine_glIndexubv( GLubyte* c ) {
 /***********************************************************************
  *              glInitNames (OPENGL32.@)
  */
-void WINAPI wine_glInitNames( ) {
+void WINAPI wine_glInitNames( void ) {
   TRACE("()\n");
   ENTER_GL();
   glInitNames( );
@@ -1914,7 +1914,7 @@ void WINAPI wine_glListBase( GLuint base ) {
 /***********************************************************************
  *              glLoadIdentity (OPENGL32.@)
  */
-void WINAPI wine_glLoadIdentity( ) {
+void WINAPI wine_glLoadIdentity( void ) {
   TRACE("()\n");
   ENTER_GL();
   glLoadIdentity( );
@@ -2384,7 +2384,7 @@ void WINAPI wine_glPolygonStipple( GLubyte* mask ) {
 /***********************************************************************
  *              glPopAttrib (OPENGL32.@)
  */
-void WINAPI wine_glPopAttrib( ) {
+void WINAPI wine_glPopAttrib( void ) {
   TRACE("()\n");
   ENTER_GL();
   glPopAttrib( );
@@ -2394,7 +2394,7 @@ void WINAPI wine_glPopAttrib( ) {
 /***********************************************************************
  *              glPopClientAttrib (OPENGL32.@)
  */
-void WINAPI wine_glPopClientAttrib( ) {
+void WINAPI wine_glPopClientAttrib( void ) {
   TRACE("()\n");
   ENTER_GL();
   glPopClientAttrib( );
@@ -2404,7 +2404,7 @@ void WINAPI wine_glPopClientAttrib( ) {
 /***********************************************************************
  *              glPopMatrix (OPENGL32.@)
  */
-void WINAPI wine_glPopMatrix( ) {
+void WINAPI wine_glPopMatrix( void ) {
   TRACE("()\n");
   ENTER_GL();
   glPopMatrix( );
@@ -2414,7 +2414,7 @@ void WINAPI wine_glPopMatrix( ) {
 /***********************************************************************
  *              glPopName (OPENGL32.@)
  */
-void WINAPI wine_glPopName( ) {
+void WINAPI wine_glPopName( void ) {
   TRACE("()\n");
   ENTER_GL();
   glPopName( );
@@ -2454,7 +2454,7 @@ void WINAPI wine_glPushClientAttrib( GLbitfield mask ) {
 /***********************************************************************
  *              glPushMatrix (OPENGL32.@)
  */
-void WINAPI wine_glPushMatrix( ) {
+void WINAPI wine_glPushMatrix( void ) {
   TRACE("()\n");
   ENTER_GL();
   glPushMatrix( );