Remove unused variables
diff --git a/vncviewer/OptionsDialog.cxx b/vncviewer/OptionsDialog.cxx
index 9fa9a66..d1495ef 100644
--- a/vncviewer/OptionsDialog.cxx
+++ b/vncviewer/OptionsDialog.cxx
@@ -422,7 +422,7 @@
 
   int orig_tx, orig_ty;
   int half_width, full_width;
-  int width, height;
+  int height;
 
   tx += OUTER_MARGIN;
   ty += OUTER_MARGIN;
@@ -454,8 +454,6 @@
     tx += GROUP_MARGIN;
     ty += GROUP_MARGIN;
 
-    width = encodingGroup->w() - GROUP_MARGIN * 2;
-
     tightButton = new Fl_Round_Button(LBLRIGHT(tx, ty,
                                                RADIO_MIN_WIDTH,
                                                RADIO_HEIGHT,
@@ -504,8 +502,6 @@
     tx += GROUP_MARGIN;
     ty += GROUP_MARGIN;
 
-    width = colorlevelGroup->w() - GROUP_MARGIN * 2;
-
     fullcolorCheckbox = new Fl_Round_Button(LBLRIGHT(tx, ty,
                                                      RADIO_MIN_WIDTH,
                                                      RADIO_HEIGHT,
diff --git a/vncviewer/X11PixelBuffer.cxx b/vncviewer/X11PixelBuffer.cxx
index 7e89a60..9196fdc 100644
--- a/vncviewer/X11PixelBuffer.cxx
+++ b/vncviewer/X11PixelBuffer.cxx
@@ -157,7 +157,6 @@
   int major, minor;
   Bool pixmaps;
   XErrorHandler old_handler;
-  Status status;
   const char *display_name = XDisplayName (NULL);
 
   /* Don't use MIT-SHM on remote displays */
diff --git a/vncviewer/keysym2ucs.c b/vncviewer/keysym2ucs.c
index d91df67..33a5653 100644
--- a/vncviewer/keysym2ucs.c
+++ b/vncviewer/keysym2ucs.c
@@ -899,7 +899,6 @@
 {
   int cur = 0;
   int max = sizeof(keysymtab) / sizeof(struct codepair) - 1;
-  int mid;
 
   /* first check for Latin-1 characters (1:1 mapping) */
   if ((ucs >= 0x0020 && ucs <= 0x007e) ||
diff --git a/vncviewer/parameters.cxx b/vncviewer/parameters.cxx
index c975e99..db9e92d 100644
--- a/vncviewer/parameters.cxx
+++ b/vncviewer/parameters.cxx
@@ -551,7 +551,6 @@
   char readError[buffersize*2];
   char line[buffersize];
   char decodingBuffer[buffersize];
-  char decodedValue[buffersize];
   static char servername[sizeof(line)];
 
   // Load from the registry or a predefined file if no filename was specified.