Add type int to those variables without a type. This is caused by the

frequent use of ``register var'' instead of ``register int var'' and
the removal of the register hint in the previous commit.

36 files changed, 135 insertions, 135 deletions

diff --git a/games/hack/hack.apply.c b/games/hack/hack.apply.c
index 12fb470..fa939d6 100644
--- a/games/hack/hack.apply.c
+++ b/games/hack/hack.apply.c
@@ -242,7 +242,7 @@ static boolean dig_down;
 static
 dig() {
 	struct rm *lev;
-	dpx = dig_pos.x, dpy = dig_pos.y;
+	int dpx = dig_pos.x, dpy = dig_pos.y;
 
 	/* perhaps a nymph stole his pick-axe while he was busy digging */
 	/* or perhaps he teleported away */
diff --git a/games/hack/hack.bones.c b/games/hack/hack.bones.c
index 960e44b..4f67997 100644
--- a/games/hack/hack.bones.c
+++ b/games/hack/hack.bones.c
@@ -12,7 +12,7 @@ char bones[] = "bones_xx";
 
 /* save bones and possessions of a deceased adventurer */
 savebones(){
-fd;
+int fd;
 struct obj *otmp;
 struct trap *ttmp;
 struct monst *mtmp;
@@ -74,7 +74,7 @@ struct monst *mtmp;
 }
 
 getbones(){
-fd,x,y,ok;
+int fd,x,y,ok;
 	if(rn2(3)) return(0);	/* only once in three times do we find bones */
 	bones[6] = '0' + dlevel/10;
 	bones[7] = '0' + dlevel%10;
diff --git a/games/hack/hack.c b/games/hack/hack.c
index 8cb99bd..1e023fc 100644
--- a/games/hack/hack.c
+++ b/games/hack/hack.c
@@ -17,7 +17,7 @@ extern boolean hmon();
 	3. when walking out of a lit room
  */
 unsee() {
-	x,y;
+	int x,y;
 	struct rm *lev;
 
 /*
@@ -53,7 +53,7 @@ unsee() {
  */
 seeoff(mode)	/* 1 to redo @, 0 to leave them */
 {	/* 1 means misc movement, 0 means blindness */
-	x,y;
+	int x,y;
 	struct rm *lev;
 
 	if(u.udispl && mode){
@@ -466,7 +466,7 @@ pickup(all)
 /* turn around a corner if that is the only way we can proceed */
 /* do not turn left or right twice */
 lookaround(){
-x,y,i,x0,y0,m0,i0 = 9;
+int x,y,i,x0,y0,m0,i0 = 9;
 int corrct = 0, noturn = 0;
 struct monst *mtmp;
 #ifdef lint
@@ -649,7 +649,7 @@ setsee()
 
 setsee()
 {
-	x,y;
+	int x,y;
 
 	if(Blind) {
 		pru();
@@ -681,7 +681,7 @@ setsee()
 #endif QUEST
 
 nomul(nval)
-nval;
+int nval;
 {
 	if(multi < 0) return;
 	multi = nval;
@@ -712,7 +712,7 @@ dbon()
 }
 
 losestr(num)	/* may kill you; cause may be poison or monster like 'A' */
-num;
+int num;
 {
 	u.ustr -= num;
 	while(u.ustr < 3) {
@@ -724,7 +724,7 @@ num;
 }
 
 losehp(n,knam)
-n;
+int n;
 char *knam;
 {
 	u.uhp -= n;
@@ -738,7 +738,7 @@ char *knam;
 }
 
 losehp_m(n,mtmp)
-n;
+int n;
 struct monst *mtmp;
 {
 	u.uhp -= n;
@@ -749,7 +749,7 @@ struct monst *mtmp;
 
 losexp()	/* hit by V or W */
 {
-	num;
+	int num;
 	extern long newuexp();
 
 	if(u.ulevel > 1)
diff --git a/games/hack/hack.cmd.c b/games/hack/hack.cmd.c
index ba2f428..27beaae 100644
--- a/games/hack/hack.cmd.c
+++ b/games/hack/hack.cmd.c
@@ -95,7 +95,7 @@ char *cmd;
 {
 	struct func_tab *tlist = cmdlist;
 	boolean firsttime = FALSE;
-	res;
+	int res;
 
 	if(!cmd) {
 		firsttime = TRUE;
@@ -256,7 +256,7 @@ boolean s;
 
 confdir()
 {
-	x = rn2(8);
+	int x = rn2(8);
 	u.dx = xdir[x];
 	u.dy = ydir[x];
 }
@@ -297,7 +297,7 @@ isroom(x,y)  x,y; {		/* what about POOL? */
 }
 #endif QUEST
 
-isok(x,y) x,y; {
+isok(x,y) int x,y; {
 	/* x corresponds to curx, so x==1 is the first column. Ach. %% */
 	return(x >= 1 && x <= COLNO-1 && y >= 0 && y <= ROWNO-1);
 }
diff --git a/games/hack/hack.do.c b/games/hack/hack.do.c
index 8e7a52f..547a455 100644
--- a/games/hack/hack.do.c
+++ b/games/hack/hack.do.c
@@ -121,7 +121,7 @@ goto_level(newlevel, at_stairs)
 int newlevel;
 boolean at_stairs;
 {
-	fd;
+	int fd;
 	boolean up = (newlevel < dlevel);
 
 	if(newlevel <= 0) done("escaped");    /* in fact < 0 is impossible */
@@ -253,7 +253,7 @@ dothrow()
 {
 	struct obj *obj;
 	struct monst *mon;
-	tmp;
+	int tmp;
 
 	obj = getobj("#)", "throw");   /* it is also possible to throw food */
 				       /* (or jewels, or iron balls ... ) */
diff --git a/games/hack/hack.do_name.c b/games/hack/hack.do_name.c
index ab33c42..add0b8a 100644
--- a/games/hack/hack.do_name.c
+++ b/games/hack/hack.do_name.c
@@ -8,7 +8,7 @@ extern char plname[];
 
 coord
 getpos(force,goal) int force; char *goal; {
-cx,cy,i,c;
+int cx,cy,i,c;
 extern char sdir[];		/* defined in hack.c */
 extern schar xdir[], ydir[];	/* idem */
 extern char *visctrl();		/* see below */
@@ -99,7 +99,7 @@ extern char *lmonnam();
  */
 do_oname(obj) struct obj *obj; {
 struct obj *otmp, *otmp2;
-lth;
+int lth;
 char buf[BUFSZ];
 	pline("What do you want to name %s? ", doname(obj));
 	getlin(buf);
diff --git a/games/hack/hack.eat.c b/games/hack/hack.eat.c
index a490be8..8c023a6 100644
--- a/games/hack/hack.eat.c
+++ b/games/hack/hack.eat.c
@@ -90,7 +90,7 @@ Meatdone(){
 doeat(){
 	struct obj *otmp;
 	struct objclass *ftmp;
-	tmp;
+	int tmp;
 
 	/* Is there some food (probably a heavy corpse) here on the ground? */
 	if(!Levitation)
@@ -277,13 +277,13 @@ gethungry(){
 }
 
 /* called after vomiting and after performing feats of magic */
-morehungry(num) num; {
+morehungry(num) int num; {
 	u.uhunger -= num;
 	newuhs(TRUE);
 }
 
 /* called after eating something (and after drinking fruit juice) */
-lesshungry(num) num; {
+lesshungry(num) int num; {
 	u.uhunger += num;
 	newuhs(FALSE);
 }
@@ -362,7 +362,7 @@ struct obj *otmp;
 /* returns 1 if some text was printed */
 eatcorpse(otmp) struct obj *otmp; {
 char let = CORPSE_I_TO_C(otmp->otyp);
-tp = 0;
+int tp = 0;
 	if(let != 'a' && moves > otmp->age + 50 + rn2(100)) {
 		tp++;
 		pline("Ulch -- that meat was tainted!");
diff --git a/games/hack/hack.end.c b/games/hack/hack.end.c
index a49d758..98c8336 100644
--- a/games/hack/hack.end.c
+++ b/games/hack/hack.end.c
@@ -224,7 +224,7 @@ topten(){
 	char *reclock = "record_lock";
 	int sleepct = 300;
 	FILE *rfile;
-	flg = 0;
+	int flg = 0;
 	extern char *getdate();
 #define	HUP	if(!done_hup)
 	while(link(recfile, reclock) == -1) {
@@ -466,7 +466,7 @@ int d = n%10;
 }
 
 clearlocks(){
-x;
+int x;
 	(void) signal(SIGHUP,SIG_IGN);
 	for(x = maxdlevel; x >= 0; x--) {
 		glo(x);
@@ -511,7 +511,7 @@ prscore(argc,argv) int argc; char **argv; {
 	struct toptenentry *t1, *t2;
 	char *recfile = RECORD;
 	FILE *rfile;
-	flg = 0;
+	int flg = 0;
 	int i;
 #ifdef nonsense
 	long total_score = 0L;
diff --git a/games/hack/hack.fight.c b/games/hack/hack.fight.c
index 2a39474..000c58f 100644
--- a/games/hack/hack.fight.c
+++ b/games/hack/hack.fight.c
@@ -108,7 +108,7 @@ struct monst *mon;
 
 /* u is hit by sth, but not a monster */
 thitu(tlev,dam,name)
-tlev,dam;
+int tlev,dam;
 char *name;
 {
 char buf[BUFSZ];
@@ -131,9 +131,9 @@ boolean
 hmon(mon,obj,thrown)	/* return TRUE if mon still alive */
 struct monst *mon;
 struct obj *obj;
-thrown;
+int thrown;
 {
-	tmp;
+	int tmp;
 	boolean hittxt = FALSE;
 
 	if(!obj){
diff --git a/games/hack/hack.invent.c b/games/hack/hack.invent.c
index 819bcff..7fc170c 100644
--- a/games/hack/hack.invent.c
+++ b/games/hack/hack.invent.c
@@ -170,7 +170,7 @@ struct wseg *m_atseg;
 
 struct monst *
 m_at(x,y)
-x,y;
+int x,y;
 {
 	struct monst *mtmp;
 #ifndef NOWORM
@@ -196,7 +196,7 @@ x,y;
 
 struct obj *
 o_at(x,y)
-x,y;
+int x,y;
 {
 	struct obj *otmp;
 
@@ -207,7 +207,7 @@ x,y;
 
 struct obj *
 sobj_at(n,x,y)
-n,x,y;
+int n,x,y;
 {
 	struct obj *otmp;
 
@@ -246,7 +246,7 @@ o_on(id, objchn) unsigned int id; struct obj *objchn; {
 
 struct trap *
 t_at(x,y)
-x,y;
+int x,y;
 {
 	struct trap *trap = ftrap;
 	while(trap) {
@@ -258,7 +258,7 @@ x,y;
 
 struct gold *
 g_at(x,y)
-x,y;
+int x,y;
 {
 	struct gold *gold = fgold;
 	while(gold) {
diff --git a/games/hack/hack.lev.c b/games/hack/hack.lev.c
index 4047e45..bdc542e 100644
--- a/games/hack/hack.lev.c
+++ b/games/hack/hack.lev.c
@@ -28,7 +28,7 @@ xchar lev;
 {
 #ifndef NOWORM
 	struct wseg *wtmp, *wtmp2;
-	tmp;
+	int tmp;
 #endif NOWORM
 
 	if(fd < 0) panic("Save on bad file!");	/* impossible */
@@ -72,7 +72,7 @@ xchar lev;
 }
 
 bwrite(fd,loc,num)
-fd;
+int fd;
 char *loc;
 unsigned num;
 {
@@ -82,7 +82,7 @@ unsigned num;
 }
 
 saveobjchn(fd,otmp)
-fd;
+int fd;
 struct obj *otmp;
 {
 	struct obj *otmp2;
@@ -101,7 +101,7 @@ struct obj *otmp;
 }
 
 savemonchn(fd,mtmp)
-fd;
+int fd;
 struct monst *mtmp;
 {
 	struct monst *mtmp2;
@@ -124,7 +124,7 @@ struct monst *mtmp;
 }
 
 savegoldchn(fd,gold)
-fd;
+int fd;
 struct gold *gold;
 {
 	struct gold *gold2;
@@ -138,7 +138,7 @@ struct gold *gold;
 }
 
 savetrapchn(fd,trap)
-fd;
+int fd;
 struct trap *trap;
 {
 	struct trap *trap2;
@@ -160,7 +160,7 @@ xchar lev;
 #ifndef NOWORM
 	struct wseg *wtmp;
 #endif NOWORM
-	tmp;
+	int tmp;
 	long omoves;
 	int hpid;
 	xchar dlvl;
@@ -256,7 +256,7 @@ xchar lev;
 }
 
 mread(fd, buf, len)
-fd;
+int fd;
 char *buf;
 unsigned len;
 {
diff --git a/games/hack/hack.main.c b/games/hack/hack.main.c
index 0d07c6e..b29320a 100644
--- a/games/hack/hack.main.c
+++ b/games/hack/hack.main.c
@@ -405,7 +405,7 @@ not_recovered:
 }
 
 glo(foo)
-foo;
+int foo;
 {
 	/* construct the string  xlock.n  */
 	char *tf;
@@ -480,7 +480,7 @@ boolean wr;
 	/* perhaps we should also test whether . is writable */
 	/* unfortunately the access systemcall is worthless */
 	if(wr) {
-	    fd;
+	    int fd;
 
 	    if(dir == NULL)
 		dir = ".";
diff --git a/games/hack/hack.makemon.c b/games/hack/hack.makemon.c
index cce2183..64e1ecf 100644
--- a/games/hack/hack.makemon.c
+++ b/games/hack/hack.makemon.c
@@ -21,7 +21,7 @@ makemon(ptr,x,y)
 struct permonst *ptr;
 {
 	struct monst *mtmp;
-	tmp, ct;
+	int tmp, ct;
 	boolean anything = (!ptr);
 	extern boolean in_mklev;
 
@@ -160,7 +160,7 @@ goodpos(x,y)	/* used only in mnexto and rloc */
 rloc(mtmp)
 struct monst *mtmp;
 {
-	tx,ty;
+	int tx,ty;
 	char ch = mtmp->data->mlet;
 
 #ifndef NOWORM
diff --git a/games/hack/hack.mhitu.c b/games/hack/hack.mhitu.c
index 4d71229..b3a316f 100644
--- a/games/hack/hack.mhitu.c
+++ b/games/hack/hack.mhitu.c
@@ -320,9 +320,9 @@ struct monst *mtmp;
 
 hitu(mtmp,dam)
 struct monst *mtmp;
-dam;
+int dam;
 {
-	tmp, res;
+	int tmp, res;
 
 	nomul(0);
 	if(u.uswallow) return(0);
diff --git a/games/hack/hack.mklev.c b/games/hack/hack.mklev.c
index 760c401..b9b3f04 100644
--- a/games/hack/hack.mklev.c
+++ b/games/hack/hack.mklev.c
@@ -41,7 +41,7 @@ makelevel()
 {
 	struct mkroom *croom, *troom;
 	unsigned tryct;
-	x,y;
+	int x,y;
 
 	nroom = 0;
 	doorindex = 0;
@@ -290,7 +290,7 @@ struct mkroom *x,*y;
 coord
 finddpos(xl,yl,xh,yh) {
 	coord ff;
-	x,y;
+	int x,y;
 
 	x = (xl == xh) ? xl : (xl + rn2(xh-xl+1));
 	y = (yl == yh) ? yl : (yl + rn2(yh-yl+1));
@@ -315,7 +315,7 @@ gotit:
 
 /* see whether it is allowable to create a door at [x,y] */
 okdoor(x,y)
-x,y;
+int x,y;
 {
 	if(levl[x-1][y].typ == DOOR || levl[x+1][y].typ == DOOR ||
 	   levl[x][y+1].typ == DOOR || levl[x][y-1].typ == DOOR ||
@@ -328,7 +328,7 @@ x,y;
 }
 
 dodoor(x,y,aroom)
-x,y;
+int x,y;
 struct mkroom *aroom;
 {
 	if(doorindex >= DOORMAX) {
@@ -341,12 +341,12 @@ struct mkroom *aroom;
 }
 
 dosdoor(x,y,aroom,type)
-x,y;
+int x,y;
 struct mkroom *aroom;
-type;
+int type;
 {
 	struct mkroom *broom;
-	tmp;
+	int tmp;
 
 	if(!IS_WALL(levl[x][y].typ))	/* avoid SDOORs with '+' as scrsym */
 		type = DOOR;
@@ -369,8 +369,8 @@ maker(lowx,ddx,lowy,ddy)
 schar lowx,ddx,lowy,ddy;
 {
 	struct mkroom *croom;
-	x, y, hix = lowx+ddx, hiy = lowy+ddy;
-	xlim = XLIM + secret, ylim = YLIM + secret;
+	int x, y, hix = lowx+ddx, hiy = lowy+ddy;
+	int xlim = XLIM + secret, ylim = YLIM + secret;
 
 	if(nroom >= MAXNROFROOMS) return(0);
 	if(lowx < XLIM) lowx = XLIM;
@@ -443,7 +443,7 @@ chk:
 }
 
 makecorridors() {
-	a,b;
+	int a,b;
 
 	nxcor = 0;
 	for(a = 0; a < nroom-1; a++)
@@ -465,13 +465,13 @@ makecorridors() {
 }
 
 join(a,b)
-a,b;
+int a,b;
 {
 	coord cc,tt;
-	tx, ty, xx, yy;
+	int tx, ty, xx, yy;
 	struct rm *crm;
 	struct mkroom *croom, *troom;
-	dx, dy, dix, diy, cct;
+	int dx, dy, dix, diy, cct;
 
 	croom = &rooms[a];
 	troom = &rooms[b];
@@ -552,7 +552,7 @@ a,b;
 
 	    /* do we have to change direction ? */
 	    if(dy && dix > diy) {
-		ddx = (xx > tx) ? -1 : 1;
+		int ddx = (xx > tx) ? -1 : 1;
 
 		crm = &levl[xx+ddx][yy];
 		if(!crm->typ || crm->typ == CORR || crm->typ == SCORR) {
@@ -561,7 +561,7 @@ a,b;
 		    continue;
 		}
 	    } else if(dx && diy > dix) {
-		ddy = (yy > ty) ? -1 : 1;
+		int ddy = (yy > ty) ? -1 : 1;
 
 		crm = &levl[xx][yy+ddy];
 		if(!crm->typ || crm->typ == CORR || crm->typ == SCORR) {
@@ -623,7 +623,7 @@ boolean with_trap;
 	struct rm *rm;
 	int vct = 8;
 	coord dd;
-	dy,xx,yy;
+	int dy,xx,yy;
 	struct trap *ttmp;
 
 	if(doorindex < DOORMAX)
@@ -666,7 +666,7 @@ boolean with_trap;
 
 /* make a trap somewhere (in croom if mazeflag = 0) */
 mktrap(num,mazeflag,croom)
-num,mazeflag;
+int num,mazeflag;
 struct mkroom *croom;
 {
 	struct trap *ttmp;
diff --git a/games/hack/hack.mkmaze.c b/games/hack/hack.mkmaze.c
index 620d83b..769cd5d 100644
--- a/games/hack/hack.mkmaze.c
+++ b/games/hack/hack.mkmaze.c
@@ -14,7 +14,7 @@ struct permonst hell_hound =
 makemaz()
 {
 	int x,y;
-	zx,zy;
+	int zx,zy;
 	coord mm;
 	boolean al = (dlevel >= 30 && !flags.made_amulet);
 
diff --git a/games/hack/hack.mkobj.c b/games/hack/hack.mkobj.c
index 61b4235..a9098a6 100644
--- a/games/hack/hack.mkobj.c
+++ b/games/hack/hack.mkobj.c
@@ -9,7 +9,7 @@ struct obj *mkobj(), *mksobj();
 
 struct obj *
 mkobj_at(let,x,y)
-let,x,y;
+int let,x,y;
 {
 	struct obj *otmp = mkobj(let);
 	otmp->ox = x;
@@ -20,7 +20,7 @@ let,x,y;
 }
 
 mksobj_at(otyp,x,y)
-otyp,x,y;
+int otyp,x,y;
 {
 	struct obj *otmp = mksobj(otyp);
 	otmp->ox = x;
@@ -47,7 +47,7 @@ struct obj zeroobj;
 
 struct obj *
 mksobj(otyp)
-otyp;
+int otyp;
 {
 	struct obj *otmp;
 	char let = objects[otyp].oc_olet;
diff --git a/games/hack/hack.mkshop.c b/games/hack/hack.mkshop.c
index 289368c..1a43f30 100644
--- a/games/hack/hack.mkshop.c
+++ b/games/hack/hack.mkshop.c
@@ -233,9 +233,9 @@ mkswamp()	/* Michiel Huisjes & Fred de Wilde */
 }
 
 nexttodoor(sx,sy)
-sx,sy;
+int sx,sy;
 {
-	dx,dy;
+	int dx,dy;
 	struct rm *lev;
 	for(dx = -1; dx <= 1; dx++) for(dy = -1; dy <= 1; dy++)
 		if((lev = &levl[sx+dx][sy+dy])->typ == DOOR ||
diff --git a/games/hack/hack.mon.c b/games/hack/hack.mon.c
index 90511b1..218761f 100644
--- a/games/hack/hack.mon.c
+++ b/games/hack/hack.mon.c
@@ -122,7 +122,7 @@ char *name;
 
 youswld(mtmp,dam,die,name)
 struct monst *mtmp;
-dam,die;
+int dam,die;
 char *name;
 {
 	if(mtmp != u.ustuck) return;
@@ -137,10 +137,10 @@ char *name;
 }
 
 dochugw(mtmp) struct monst *mtmp; {
-x = mtmp->mx;
-y = mtmp->my;
-d = dochug(mtmp);
-dd;
+int x = mtmp->mx;
+int y = mtmp->my;
+int d = dochug(mtmp);
+int dd;
 	if(!d)		/* monster still alive */
 	if(Warning)
 	if(!mtmp->mpeaceful)
@@ -157,7 +157,7 @@ dochug(mtmp)
 struct monst *mtmp;
 {
 	struct permonst *mdat;
-	tmp, nearby, scared;
+	int tmp, nearby, scared;
 
 	if(mtmp->cham && !rn2(6))
 		(void) newcham(mtmp, &mons[dlevel+14+rn2(CMNUM-14-dlevel)]);
@@ -239,7 +239,7 @@ m_move(mtmp,after)
 struct monst *mtmp;
 {
 	struct monst *mtmp2;
-	nx,ny,omx,omy,appr,nearer,cnt,i,j;
+	int nx,ny,omx,omy,appr,nearer,cnt,i,j;
 	xchar gx,gy,nix,niy,chcnt;
 	schar chi;
 	boolean likegold, likegems, likeobjs;
@@ -786,7 +786,7 @@ newcham(mtmp,mdat)	/* make a chameleon look like a new monster */
 struct monst *mtmp;
 struct permonst *mdat;
 {
-	mhp, hpn, hpd;
+	int mhp, hpn, hpd;
 
 	if(mdat == mtmp->data) return(0);	/* still the same monster */
 #ifndef NOWORM
diff --git a/games/hack/hack.o_init.c b/games/hack/hack.o_init.c
index 6cac5dd..0bb9418 100644
--- a/games/hack/hack.o_init.c
+++ b/games/hack/hack.o_init.c
@@ -99,7 +99,7 @@ oinit()			/* level dependent initialization */
 
 extern long *alloc();
 
-savenames(fd) fd; {
+savenames(fd) int fd; {
 int i;
 unsigned len;
 	bwrite(fd, (char *) bases, sizeof bases);
@@ -116,7 +116,7 @@ unsigned len;
 	}
 }
 
-restnames(fd) fd; {
+restnames(fd) int fd; {
 int i;
 unsigned len;
 	mread(fd, (char *) bases, sizeof bases);
diff --git a/games/hack/hack.potion.c b/games/hack/hack.potion.c
index 5709f25..751b7e0 100644
--- a/games/hack/hack.potion.c
+++ b/games/hack/hack.potion.c
@@ -191,7 +191,7 @@ use_it:
 
 pluslvl()
 {
-	num;
+	int num;
 
 	pline("You feel more experienced.");
 	num = rnd(10);
diff --git a/games/hack/hack.pri.c b/games/hack/hack.pri.c
index a948cb4..9dfd8c8 100644
--- a/games/hack/hack.pri.c
+++ b/games/hack/hack.pri.c
@@ -52,7 +52,7 @@ char *str;
 }
 
 atl(x,y,ch)
-x,y;
+int x,y;
 {
 	struct rm *crm = &levl[x][y];
 
@@ -67,7 +67,7 @@ x,y;
 }
 
 on_scr(x,y)
-x,y;
+int x,y;
 {
 	if(x < scrlx) scrlx = x;
 	if(x > scrhx) scrhx = x;
@@ -114,7 +114,7 @@ Tmp_at(x,y) schar x,y; {
 static char let;
 static xchar cnt;
 static coord tc[COLNO];		/* but watch reflecting beams! */
-xx,yy;
+int xx,yy;
 	if((int)x == -1) {
 		if(y > 0) {	/* open call */
 			let = y;
@@ -184,7 +184,7 @@ doredraw()
 
 docrt()
 {
-	x,y;
+	int x,y;
 	struct rm *room;
 	struct monst *mtmp;
 
@@ -221,8 +221,8 @@ docrt()
 	bot();
 }
 
-docorner(xmin,ymax) xmin,ymax; {
-	x,y;
+docorner(xmin,ymax) int xmin,ymax; {
+	int x,y;
 	struct rm *room;
 	struct monst *mtmp;
 
@@ -382,7 +382,7 @@ xchar x,y;
 }
 
 newsym(x,y)
-x,y;
+int x,y;
 {
 	atl(x,y,news0(x,y));
 }
@@ -390,7 +390,7 @@ x,y;
 /* used with wand of digging (or pick-axe): fill scrsym and force display */
 /* also when a POOL evaporates */
 mnewsym(x,y)
-x,y;
+int x,y;
 {
 	struct rm *room;
 	char newscrsym;
@@ -406,7 +406,7 @@ x,y;
 }
 
 nosee(x,y)
-x,y;
+int x,y;
 {
 	struct rm *room;
 
@@ -421,7 +421,7 @@ x,y;
 
 #ifndef QUEST
 prl1(x,y)
-x,y;
+int x,y;
 {
 	if(u.dx) {
 		if(u.dy) {
@@ -443,7 +443,7 @@ x,y;
 }
 
 nose1(x,y)
-x,y;
+int x,y;
 {
 	if(u.dx) {
 		if(u.dy) {
@@ -466,7 +466,7 @@ x,y;
 #endif QUEST
 
 vism_at(x,y)
-x,y;
+int x,y;
 {
 	struct monst *mtmp;
 
@@ -563,7 +563,7 @@ unpmon(mon) struct monst *mon; {
 
 nscr()
 {
-	x,y;
+	int x,y;
 	struct rm *room;
 
 	if(u.uswallow || u.ux == FAR || flags.nscrinh) return;
diff --git a/games/hack/hack.read.c b/games/hack/hack.read.c
index 3c81d93..c0175d1 100644
--- a/games/hack/hack.read.c
+++ b/games/hack/hack.read.c
@@ -280,7 +280,7 @@ doread() {
 		docrt();
 		break;
 	case SCR_FOOD_DETECTION:
-	    {	ct = 0, ctu = 0;
+	    {	int ct = 0, ctu = 0;
 		struct obj *obj;
 		char foodsym = confused ? POTION_SYM : FOOD_SYM;
 
@@ -448,7 +448,7 @@ struct obj *otmp;
 litroom(on)
 boolean on;
 {
-	num,zx,zy;
+	int num,zx,zy;
 
 	/* first produce the text (provided he is not blind) */
 	if(Blind) goto do_it;
diff --git a/games/hack/hack.rip.c b/games/hack/hack.rip.c
index 843d3cc..f37b9ec 100644
--- a/games/hack/hack.rip.c
+++ b/games/hack/hack.rip.c
@@ -29,7 +29,7 @@ outrip(){
 	char **dp = rip;
 	char *dpx;
 	char buf[BUFSZ];
-	x,y;
+	int x,y;
 
 	cls();
 	(void) strcpy(buf, plname);
diff --git a/games/hack/hack.save.c b/games/hack/hack.save.c
index 9f13c99..46d3ba1 100644
--- a/games/hack/hack.save.c
+++ b/games/hack/hack.save.c
@@ -32,7 +32,7 @@ hangup(){
 
 /* returns 1 if save successful */
 dosave0(hu) int hu; {
-	fd, ofd;
+	int fd, ofd;
 	int tmp;		/* not ! */
 
 	(void) signal(SIGHUP, SIG_IGN);
@@ -89,9 +89,9 @@ dosave0(hu) int hu; {
 }
 
 dorecover(fd)
-fd;
+int fd;
 {
-	nfd;
+	int nfd;
 	int tmp;		/* not a ! */
 	unsigned mid;		/* idem */
 	struct obj *otmp;
@@ -172,7 +172,7 @@ fd;
 
 struct obj *
 restobjchn(fd)
-fd;
+int fd;
 {
 	struct obj *otmp, *otmp2;
 	struct obj *first = 0;
@@ -200,7 +200,7 @@ fd;
 
 struct monst *
 restmonchn(fd)
-fd;
+int fd;
 {
 	struct monst *mtmp, *mtmp2;
 	struct monst *first = 0;
diff --git a/games/hack/hack.shk.c b/games/hack/hack.shk.c
index a648761..4104ba8 100644
--- a/games/hack/hack.shk.c
+++ b/games/hack/hack.shk.c
@@ -122,7 +122,7 @@ struct monst *mtmp;
 static
 addupbill(){	/* delivers result in total */
 		/* caller has checked that shopkeeper exists */
-ct = ESHK(shopkeeper)->billct;
+int ct = ESHK(shopkeeper)->billct;
 struct bill_x *bp = bill;
 	total = 0;
 	while(ct--){
@@ -132,7 +132,7 @@ struct bill_x *bp = bill;
 }
 
 inshop(){
-roomno = inroom(u.ux,u.uy);
+int roomno = inroom(u.ux,u.uy);
 
 	static void findshk();
 
@@ -230,7 +230,7 @@ roomno = inroom(u.ux,u.uy);
 
 static void
 findshk(roomno)
-roomno;
+int roomno;
 {
 struct monst *mtmp;
 	for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
@@ -753,7 +753,7 @@ int tmp, ac;
 
 static
 realhunger(){	/* not completely foolproof */
-tmp = u.uhunger;
+int tmp = u.uhunger;
 struct obj *otmp = invent;
 	while(otmp){
 		if(otmp->olet == FOOD_SYM && !otmp->unpaid)
diff --git a/games/hack/hack.steal.c b/games/hack/hack.steal.c
index e6a2a1a..6c97a58 100644
--- a/games/hack/hack.steal.c
+++ b/games/hack/hack.steal.c
@@ -65,8 +65,8 @@ steal(mtmp)
 struct monst *mtmp;
 {
 	struct obj *otmp;
-	tmp;
-	named = 0;
+	int tmp;
+	int named = 0;
 
 	if(!invent){
 	    if(Blind)
@@ -178,7 +178,7 @@ struct monst *mtmp;
 /* release the objects the killed animal has stolen */
 relobj(mtmp,show)
 struct monst *mtmp;
-show;
+int show;
 {
 	struct obj *otmp, *otmp2;
 
diff --git a/games/hack/hack.termcap.c b/games/hack/hack.termcap.c
index 586f56f..c4a3a82 100644
--- a/games/hack/hack.termcap.c
+++ b/games/hack/hack.termcap.c
@@ -160,7 +160,7 @@ nocmov(x, y)
 }
 
 cmov(x, y)
-x, y;
+int x, y;
 {
 	xputs(tgoto(CM, x-1, y-1));
 	cury = y;
@@ -181,7 +181,7 @@ cl_end() {
 	else {	/* no-CE fix - free after Harold Rynes */
 		/* this looks terrible, especially on a slow terminal
 		   but is better than nothing */
-		cx = curx, cy = cury;
+		int cx = curx, cy = cury;
 
 		while(curx < COLNO) {
 			xputc(' ');
diff --git a/games/hack/hack.track.c b/games/hack/hack.track.c
index 92d4890..0062ae9 100644
--- a/games/hack/hack.track.c
+++ b/games/hack/hack.track.c
@@ -24,7 +24,7 @@ settrack(){
 }
 
 coord *
-gettrack(x,y) x,y; {
+gettrack(x,y) int x,y; {
 int i,cnt,dist;
 coord tc;
 	cnt = utcnt;
diff --git a/games/hack/hack.trap.c b/games/hack/hack.trap.c
index 502773d..ea99f2f 100644
--- a/games/hack/hack.trap.c
+++ b/games/hack/hack.trap.c
@@ -22,7 +22,7 @@ char *traps[] = {
 
 struct trap *
 maketrap(x,y,typ)
-x,y,typ;
+int x,y,typ;
 {
 	struct trap *ttmp;
 
@@ -268,7 +268,7 @@ vtele() {
 	struct mkroom *croom;
 	for(croom = &rooms[0]; croom->hx >= 0; croom++)
 	    if(croom->rtype == VAULT) {
-		x,y;
+		int x,y;
 
 		x = rn2(2) ? croom->lx : croom->hx;
 		y = rn2(2) ? croom->ly : croom->hy;
diff --git a/games/hack/hack.tty.c b/games/hack/hack.tty.c
index 671def6..5ad41cd 100644
--- a/games/hack/hack.tty.c
+++ b/games/hack/hack.tty.c
@@ -281,7 +281,7 @@ char *
 parse()
 {
 	static char inputline[COLNO];
-	foo;
+	int foo;
 
 	flags.move = 1;
 	if(!Invisible) curs_on_u(); else home();
diff --git a/games/hack/hack.vault.c b/games/hack/hack.vault.c
index 5bce18d..472de9a 100644
--- a/games/hack/hack.vault.c
+++ b/games/hack/hack.vault.c
@@ -37,7 +37,7 @@ static int gdlevel;
 static
 restfakecorr()
 {
-	fcx,fcy,fcbeg;
+	int fcx,fcy,fcbeg;
 	struct rm *crm;
 
 	while((fcbeg = EGD->fcbeg) < EGD->fcend) {
@@ -79,14 +79,14 @@ struct monst *mtmp;
 }
 
 invault(){
-tmp = inroom(u.ux, u.uy);
+int tmp = inroom(u.ux, u.uy);
     if(tmp < 0 || rooms[tmp].rtype != VAULT) {
 	u.uinvault = 0;
 	return;
     }
     if(++u.uinvault % 50 == 0 && (!guard || gdlevel != dlevel)) {
 	char buf[BUFSZ];
-	x,y,dd,gx,gy;
+	int x,y,dd,gx,gy;
 
 	/* first find the goal for the guard */
 	for(dd = 1; (dd < ROWNO || dd < COLNO); dd++) {
diff --git a/games/hack/hack.wield.c b/games/hack/hack.wield.c
index 751be01..7533de6 100644
--- a/games/hack/hack.wield.c
+++ b/games/hack/hack.wield.c
@@ -57,7 +57,7 @@ corrode_weapon(){
 
 chwepon(otmp,amount)
 struct obj *otmp;
-amount;
+int amount;
 {
 char *color = (amount < 0) ? "black" : "green";
 char *time;
diff --git a/games/hack/hack.worm.c b/games/hack/hack.worm.c
index 5785f6d..3c3ba1b 100644
--- a/games/hack/hack.worm.c
+++ b/games/hack/hack.worm.c
@@ -11,7 +11,7 @@ struct wseg *wheads[32];
 long wgrowtime[32];
 
 getwn(mtmp) struct monst *mtmp; {
-tmp;
+int tmp;
 	for(tmp=1; tmp<32; tmp++) if(!wsegs[tmp]) {
 		mtmp->wormno = tmp;
 		return(1);
@@ -22,7 +22,7 @@ tmp;
 /* called to initialize a worm unless cut in half */
 initworm(mtmp) struct monst *mtmp; {
 struct wseg *wtmp;
-tmp = mtmp->wormno;
+int tmp = mtmp->wormno;
 	if(!tmp) return;
 	wheads[tmp] = wsegs[tmp] = wtmp = newseg();
 	wgrowtime[tmp] = 0;
@@ -34,7 +34,7 @@ tmp = mtmp->wormno;
 
 worm_move(mtmp) struct monst *mtmp; {
 struct wseg *wtmp, *whd;
-tmp = mtmp->wormno;
+int tmp = mtmp->wormno;
 	wtmp = newseg();
 	wtmp->wx = mtmp->mx;
 	wtmp->wy = mtmp->my;
@@ -60,7 +60,7 @@ tmp = mtmp->wormno;
 }
 
 worm_nomove(mtmp) struct monst *mtmp; {
-tmp;
+int tmp;
 struct wseg *wtmp;
 	tmp = mtmp->wormno;
 	wtmp = wsegs[tmp];
@@ -72,7 +72,7 @@ struct wseg *wtmp;
 }
 
 wormdead(mtmp) struct monst *mtmp; {
-tmp = mtmp->wormno;
+int tmp = mtmp->wormno;
 struct wseg *wtmp, *wtmp2;
 	if(!tmp) return;
 	mtmp->wormno = 0;
@@ -84,7 +84,7 @@ struct wseg *wtmp, *wtmp2;
 }
 
 wormhit(mtmp) struct monst *mtmp; {
-tmp = mtmp->wormno;
+int tmp = mtmp->wormno;
 struct wseg *wtmp;
 	if(!tmp) return;	/* worm without tail */
 	for(wtmp = wsegs[tmp]; wtmp; wtmp = wtmp->nseg)
@@ -115,7 +115,7 @@ uchar weptyp;		/* uwep->otyp or 0 */
 {
 	struct wseg *wtmp, *wtmp2;
 	struct monst *mtmp2;
-	tmp,tmp2;
+	int tmp,tmp2;
 	if(mtmp->mx == x && mtmp->my == y) return;	/* hit headon */
 
 	/* cutting goes best with axe or sword */
diff --git a/games/hack/hack.zap.c b/games/hack/hack.zap.c
index 20f5a91..957b46c44 100644
--- a/games/hack/hack.zap.c
+++ b/games/hack/hack.zap.c
@@ -386,7 +386,7 @@ boomhit(dx,dy) {
 }
 
 char
-dirlet(dx,dy) dx,dy; {
+dirlet(dx,dy) int dx,dy; {
 	return
 		(dx == dy) ? '\\' : (dx && dy) ? '/' : dx ? '-' : '|';
 }
@@ -543,7 +543,7 @@ int dx,dy;
 
 zhit(mon,type)			/* returns damage to mon */
 struct monst *mon;
-type;
+int type;
 {
 	int tmp = 0;
 
@@ -595,7 +595,7 @@ struct obj *obj;
 rloco(obj)
 struct obj *obj;
 {
-	tx,ty,otx,oty;
+	int tx,ty,otx,oty;
 
 	otx = obj->ox;
 	oty = obj->oy;
diff --git a/games/hack/rnd.c b/games/hack/rnd.c
index b209e38..037b2d9 100644
--- a/games/hack/rnd.c
+++ b/games/hack/rnd.c
@@ -6,27 +6,27 @@
 #define RND(x)  (random() % x)
 
 rn1(x,y)
-x,y;
+int x,y;
 {
 	return(RND(x)+y);
 }
 
 rn2(x)
-x;
+int x;
 {
 	return(RND(x));
 }
 
 rnd(x)
-x;
+int x;
 {
 	return(RND(x)+1);
 }
 
 d(n,x)
-n,x;
+int n,x;
 {
-	tmp = n;
+	int tmp = n;
 
 	while(n--) tmp += RND(x);
 	return(tmp);