diff --git a/src/chardev.c b/src/chardev.c
index 12ec448..1860855 100644
--- a/src/chardev.c
+++ b/src/chardev.c
@@ -78,7 +78,7 @@ LispPTR CHAR_openfile(LispPTR *args)
 #ifndef DOS
   register int fd;    /* return value  of open system call. */
   register int flags; /* open system call's argument */
-  struct stat statbuf;
+  /* struct stat statbuf; */
   char pathname[MAXPATHLEN];
 
   Lisp_errno = (int *)(Addr68k_from_LADDR(args[2]));
diff --git a/src/dlpi.c b/src/dlpi.c
index 4387538..09499c2 100644
--- a/src/dlpi.c
+++ b/src/dlpi.c
@@ -1,8 +1,4 @@
 /* $Id: dlpi.c,v 1.3 2001/12/24 01:09:00 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved  */
-#ifndef lint
-static char *RCSid =
-    "$Header: /disk/disk3/cvsroot/medley/src/dlpi.c,v 1.3 2001/12/24 01:09:00 sybalsky Exp $";
-#endif
 
 #include "os.h"
 
diff --git a/src/gcarray.c b/src/gcarray.c
index 1eeb9cf..376e574 100644
--- a/src/gcarray.c
+++ b/src/gcarray.c
@@ -257,7 +257,7 @@ LispPTR get_package_atom(char *char_base, DLword charlen, char *packname, DLword
                          int externalp) {
   int packindex;
   PACKAGE *packaddr;
-  LispPTR hashtbladdr;
+  /* LispPTR hashtbladdr; */
   LispPTR index;
 
   /* For convenience, recognize the common package nicknames: */
diff --git a/src/initdsp.c b/src/initdsp.c
index de0e39c..8aa09e7 100644
--- a/src/initdsp.c
+++ b/src/initdsp.c
@@ -279,11 +279,11 @@ void clear_display() {
 
 void init_display2(DLword *display_addr, int display_max)
 {
-  int mmapstat;
-  int fbgattr_result;
-  char *texture_base;
-
 #ifdef SUNDISPLAY
+#ifndef DISPLAYBUFFER
+  int mmapstat;
+#endif
+  int fbgattr_result;
   struct fbtype my_screen;
   char groups[PIXPG_OVERLAY + 1];
   struct fbgattr FBattr;
@@ -724,8 +724,7 @@ void flush_display_region(int x, int y, int w, int h)
 void byte_swapped_displayregion(int x, int y, int w, int h)
 {
   extern unsigned char reversedbits[];
-  register unsigned int *longptr, *lineptr;
-  register int linecount, wordlimit;
+  register unsigned int *longptr;
 
   /* Get QUAD byte aligned pointer */
   longptr = (unsigned int *)(((UNSIGNED)((DLword *)DisplayRegion68k + (DLWORD_PERLINE * y)) +
@@ -808,7 +807,7 @@ void flush_display_ptrregion(DLword *ybase, UNSIGNED bitoffset, UNSIGNED w, UNSI
 { flush_display_buffer(); }
 #else
 {
-  int y, x, baseoffset, realw;
+  int y, x, baseoffset;
   baseoffset = (((DLword *)ybase) - DisplayRegion68k);
   y = baseoffset / DLWORD_PERLINE;
   x = bitoffset + (BITSPERWORD * (baseoffset - (DLWORD_PERLINE * y)));
diff --git a/src/initkbd.c b/src/initkbd.c
index 517af78..1365fc0 100644
--- a/src/initkbd.c
+++ b/src/initkbd.c
@@ -260,7 +260,9 @@ u_char DOSLispKeyMap_101[0x80] = {
 
 void init_keyboard(int flg) /* if 0 init else re-init */
 {
+#ifdef SUNDISPLAY
   int keytrans;
+#endif
 
   set_kbd_iopointers();
 
@@ -450,7 +452,6 @@ static u_char *make_X_keymap() {
   int *key_sym_pairs = generic_X_keymap;
   int i = 0;
   KeySym *mapping;
-  KeyCode first;
   int codecount, symspercode, minkey, maxkey;
 
   for (; i < 256; i++) { /* clear the tables we just allocated */
diff --git a/src/kbdsubrs.c b/src/kbdsubrs.c
index 66edc4c..c8181ee 100644
--- a/src/kbdsubrs.c
+++ b/src/kbdsubrs.c
@@ -123,9 +123,9 @@ void KB_beep(LispPTR *args) /* args[0] :	ON/OFF flag
                                    * args[1] :	frequency
                                    */
 {
+#ifdef SUNDISPLAY
   int keycommand;
 
-#ifdef SUNDISPLAY
   /*	belltime.tv_usec = args[1] & 0xffff;
           win_bell(LispWindowFd, belltime, 0);
   */
diff --git a/src/keyevent.c b/src/keyevent.c
index 7b9e02f..2e72609 100644
--- a/src/keyevent.c
+++ b/src/keyevent.c
@@ -137,7 +137,6 @@ static struct timeval SelectTimeout = {0, 0};
 #endif /* DOS */
 
 #ifdef XWINDOW
-static int Xcount = 1;
 extern int Event_Req;
 #endif /* XWINDOW */
 
@@ -647,7 +646,6 @@ void taking_mouse_down() {
 void copy_cursor(int newx, int newy)
 {
   register DLword *srcbase, *dstbase;
-  register int offsetx, offsety;
   static int sx, dx, w, h, srcbpl, dstbpl, backwardflg = 0;
   static int src_comp = 0, op = 0, gray = 0, num_gray = 0, curr_gray_line = 0;
   extern DLword *EmCursorBitMap68K;
diff --git a/src/keymaker.c b/src/keymaker.c
index 07e4690..b5191ab 100644
--- a/src/keymaker.c
+++ b/src/keymaker.c
@@ -1,6 +1,5 @@
 /* $Id: keymaker.c,v 1.3 1999/05/31 23:35:35 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved
  */
-static const char *id = "$Id: keymaker.c,v 1.3 1999/05/31 23:35:35 sybalsky Exp $ Copyright (C) Venue";
 
 /************************************************************************/
 /*									*/
diff --git a/src/loopsops.c b/src/loopsops.c
index 3e99393..d3ad899 100644
--- a/src/loopsops.c
+++ b/src/loopsops.c
@@ -350,7 +350,6 @@ LispPTR lcfuncall(register unsigned int atom_index, register int argnum, registe
   register short pv_num;                       /* scratch for pv */
   register struct fnhead *tmp_fn;
   int rest; /* use for arignments */
-  register CClosure *closure68k;
 
   if (atom_index == 0xffffffff) error("Loops punt to nonexistent fn");
 
diff --git a/src/miscn.c b/src/miscn.c
index 615d7b8..f17c59b 100644
--- a/src/miscn.c
+++ b/src/miscn.c
@@ -67,7 +67,7 @@ int OP_miscn(int misc_index, int arg_count) {
 
   switch (misc_index) {
     case miscn_USER_SUBR: {
-      register LispPTR user_subr, user_args;
+      register LispPTR user_subr;
       N_GETNUMBER(args[0], user_subr, do_ufn);
       if ((result = UserSubr(user_subr, arg_count - 1, &args[1])) < 0) goto do_ufn;
     } break;
diff --git a/src/osmsg.c b/src/osmsg.c
index d460683..e4381d8 100644
--- a/src/osmsg.c
+++ b/src/osmsg.c
@@ -201,9 +201,6 @@ void mess_reset() {
 /*	has been set by flush_pty().					*/
 /*									*/
 /************************************************************************/
-#ifndef DOS
-static struct timeval selecttimeout = {0, 0};
-#endif
 LispPTR mess_readp() {
 #ifndef DOS
 #ifndef XWINDOW
@@ -330,6 +327,9 @@ LispPTR flush_pty() {
   static fd_set rfds;
   int rval;
   struct statvfs vfsbuf;
+#ifndef LOGINT
+  struct timeval selecttimeout = {0, 0};
+#endif
 
   SETJMP(NIL);
   DBPRINT(("flush_pty() called.\n"));
diff --git a/src/rpc.c b/src/rpc.c
index 04ea835..7123647 100644
--- a/src/rpc.c
+++ b/src/rpc.c
@@ -60,7 +60,6 @@ LispPTR rpc(LispPTR *args)
      */
   char hostname[MAX_HOSTNAME_LENGTH];
   struct hostent *hp;
-  struct servent *sp;
   struct sockaddr_in sin, sin1, from;
   char *outbuf, *inbuf, *destaddr;
   register int s, msec_until_timeout, msec_between_tries, out_length;
diff --git a/src/rplcons.c b/src/rplcons.c
index f836c53..2d289a3 100644
--- a/src/rplcons.c
+++ b/src/rplcons.c
@@ -38,8 +38,11 @@
 /***************************************************/
 
 LispPTR N_OP_rplcons(register LispPTR list, register LispPTR item) {
+#ifndef NEWCDRCODING
   register struct conspage *conspage;
-  register ConsCell *new_cell, *list68k;
+  register ConsCell *new_cell;
+#endif
+  register ConsCell *list68k;
 
   LispPTR register page;
 
diff --git a/src/setsout.c b/src/setsout.c
index bc44c3f..d0d5521 100644
--- a/src/setsout.c
+++ b/src/setsout.c
@@ -93,7 +93,7 @@ void set_sysout(int version, char *sysout_file_name) {
 }
 
 int main(int argc, char **argv) {
-  int version, res;
+  int version;
   if (argc < 3) {
     printf("setsysout version sysout-name\n");
     return (-1);
diff --git a/src/storage.c b/src/storage.c
index 63001ec..1e428b8 100644
--- a/src/storage.c
+++ b/src/storage.c
@@ -1,7 +1,5 @@
 /* $Id: storage.c,v 1.5 2001/12/26 22:17:04 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved
  */
-static const char *id =
-    "$Id: storage.c,v 1.5 2001/12/26 22:17:04 sybalsky Exp $ Copyright (C) Venue";
 
 /************************************************************************/
 /*									*/
diff --git a/src/subr.c b/src/subr.c
index 821d93b..d7695c0 100644
--- a/src/subr.c
+++ b/src/subr.c
@@ -105,7 +105,6 @@ char *atom_to_str(LispPTR atom_index) {
 void OP_subrcall(int subr_no, int argnum) {
   static LispPTR args[30];
   int arg_num;
-  int i;
 
   PushCStack; /* save TOS in memory */
 
diff --git a/src/ufs.c b/src/ufs.c
index d47d68f..6d23147 100644
--- a/src/ufs.c
+++ b/src/ufs.c
@@ -453,7 +453,7 @@ int unixpathname(char *src, char *dst, int versionp, int genp, char *drive, int
 int unixpathname(char *src, char *dst, int versionp, int genp)
 #endif /* DOS */
 {
-  register char *cp, *dp, *np, *rp;
+  register char *cp, *dp, *np;
   register int newdirflg;
   char name[64];
   char lfname[MAXPATHLEN], fbuf1[MAXPATHLEN], fbuf2[MAXPATHLEN];
@@ -461,6 +461,7 @@ int unixpathname(char *src, char *dst, int versionp, int genp)
   struct passwd *pwd;
 
 #ifdef DOS
+  char *rp;
   int namelen = 0, extlen = 0; /* lengths of name & extension */
   int extensionp = 0;          /* T if we're in the extension */
   int version = 1;             /* version # for this file */
@@ -858,7 +859,7 @@ int unixpathname(char *src, char *dst, int versionp, int genp)
 int lisppathname(char *fullname, char *lispname, int dirp, int versionp)
 {
   register char *cp, *dp, *lnamep, *cnamep;
-  char namebuf[MAXPATHLEN], fbuf[MAXPATHLEN], ver[VERSIONLEN], drive;
+  char namebuf[MAXPATHLEN], fbuf[MAXPATHLEN], ver[VERSIONLEN];
   register int i, mask, extensionp;
 
   if (strcmp(fullname, DIRSEPSTR) == 0) {
diff --git a/src/uraid.c b/src/uraid.c
index c11a923..1fb7266 100644
--- a/src/uraid.c
+++ b/src/uraid.c
@@ -286,7 +286,6 @@ extern int PrintMaxLevel; /* for print level */
 LispPTR parse_atomstring(char *string)
 {
   char *start, *packageptr, *nameptr;
-  int flag = 0;
   int packagelen = 0;
   int namelen = 0;
   int cnt;
@@ -371,7 +370,7 @@ unsigned int uGetTN(unsigned int address) {
 /***********************************************************************/
 
 LispPTR uraid_commands() {
-  int num, address, val, tmp;
+  int num, address, val;
   LispPTR index;
   DefCell *defcell68k;
 #ifndef DOS
@@ -869,12 +868,9 @@ extern struct pixrect *ColorDisplayPixrect, *DisplayRegionPixrect;
 #endif /* SUNDISPLAY */
 
 int device_before_raid() {
-  int keytrans;
-  int size;
-  int munmapstat;
-  struct pixrect *fb;
-  /*  extern char *alloc_hideDISP(); */
 #ifdef SUNDISPLAY
+  int size;
+  int keytrans;
   union wait status;
 #endif /* SUNDISPLAY */
 
@@ -1147,13 +1143,12 @@ int device_after_raid() {
 
 static int re_init_display(int lisp_display_addr, int display_max)
 {
+#ifdef SUNDISPLAY
   int mmapstat, size;
   struct pixrect *ColorFb;
   extern struct pixrect *ColorDisplayPixrect, *DisplayRegionPixrect;
   extern int DisplayType;
 
-#ifdef SUNDISPLAY
-
   union wait status;
 
   if (Win_security_p) {
@@ -1257,15 +1252,11 @@ static int re_init_display(int lisp_display_addr, int display_max)
 
 static int re_init_display(int lisp_display_addr, int display_max)
 {
+#ifdef SUNDISPLAY
   int mmapstat, size;
   struct pixrect *ColorFb;
-  /*
-      extern struct pixrect *color_source;
-  */
   struct pixrect *color_source;
   extern int DisplayType;
-
-#ifdef SUNDISPLAY
   union wait status;
 
   if (Win_security_p) {
diff --git a/src/uutils.c b/src/uutils.c
index 371ff0a..119d440 100644
--- a/src/uutils.c
+++ b/src/uutils.c
@@ -139,7 +139,6 @@ int c_string_to_lisp_string(char *C, LispPTR Lisp) {
 LispPTR check_unix_password(LispPTR *args) {
 #ifndef DOS
   struct passwd *pwd;
-  char *password;
 #ifndef OS5
   char *crypt(const char *, const char *);
 #endif /* OS5 */
diff --git a/src/vmemsave.c b/src/vmemsave.c
index b5f2b09..83d1194 100644
--- a/src/vmemsave.c
+++ b/src/vmemsave.c
@@ -318,7 +318,6 @@ LispPTR vmem_save(char *sysout_file_name)
   int vmemsize; /* VMEMSIZE */
   register int i;
   char tempname[MAXPATHLEN];
-  char *cp;
   register int rval;
   DLword *bmptr;
 #ifndef DOS
@@ -415,7 +414,9 @@ LispPTR vmem_save(char *sysout_file_name)
   for (i = 0; i < vmemsize; i++) {
     if (GETPAGEOK(fptovp, i) != 0177777) {
       int oldfptovp = GETFPTOVP(fptovp, i);
+#ifdef DEBUG
       int saveoldfptovp = oldfptovp;
+#endif
       int contig_pages = 0;
       register char *base_addr;
 
diff --git a/src/xwinman.c b/src/xwinman.c
index b429b08..5f7056a 100644
--- a/src/xwinman.c
+++ b/src/xwinman.c
@@ -64,7 +64,6 @@ int bound(int a, int b, int c)
 
 void Set_BitGravity(XButtonEvent *event, DspInterface dsp, Window window, int grav)
 {
-  XSetWindowAttributes Lisp_SetWinAttributes;
   Window OldWindow;
 
   /* Change Background Pixmap of Gravity Window */