some minor fixes, and one important 2/4 one in the sbreak function

util/led/finish.c

@@ -188,7 +188,7 @@ put_locals(name, nnames)
 		}
 		iname++;
 	}
-	wr_name(name, oname - name);
+	wr_name(name, (unsigned int) (oname - name));
 }
 
 /*

util/led/memory.c

@@ -46,7 +46,6 @@ static ind_t refused;
 sbreak(incr)
 	ind_t incr;
 {
-	extern char	*sbrk();
 	extern char	*brk();
 	unsigned int	inc;
 
@@ -54,14 +53,14 @@ sbreak(incr)
 
 	inc = incr;
 	if ((refused && refused < incr) ||
-	    inc != incr ||
-	    BASE + inc < BASE ||
-	    (int) brk(BASE + inc) == -1) {
+	    (sizeof(char *) < sizeof(long) &&
+	     (inc != incr || BASE + inc < BASE)) ||
+	    (int) brk(BASE + incr) == -1) {
 		if (!refused || refused > incr)
 			refused = incr;
 		return -1;
 	}
-	BASE += inc;
+	BASE += incr;
 	return 0;
 }
 
@@ -74,7 +73,6 @@ init_core()
 	register char		*base;
 	register ind_t		total_size;
 	register struct memory	*mem;
-	extern char		*brk();
 	extern char		*sbrk();
 
 #include "mach.c"

util/led/scan.c

@@ -63,6 +63,7 @@ int
 getfile(filename)
 	char		*filename;
 {
+	unsigned int	rd_unsigned2();
 	struct ar_hdr	archive_header;
 	ushort		magic_number;
 #ifdef SYMDBUG
@@ -515,7 +516,7 @@ modulsize(head)
 
 static struct outrelo	*walkrelo;
 static unsigned short cnt_relos;
-static unsigned short index;
+static unsigned short relind;
 #define _RELSIZ	64
 
 startrelo(head)
@@ -528,7 +529,7 @@ startrelo(head)
 		walkrelo = (struct outrelo *)address(ALLORELO, reloindex);
 	}
 	else {
-		index = _RELSIZ;
+		relind = _RELSIZ;
 		rd_rew_relos(head);
 		cnt_relos = head->oh_nrelo;
 	}
@@ -542,14 +543,14 @@ nextrelo()
 	if (incore)
 		return walkrelo++;
 
-	if (index == _RELSIZ) {
+	if (relind == _RELSIZ) {
 		int i = cnt_relos >= _RELSIZ ? _RELSIZ : cnt_relos;
 
 		cnt_relos -= i;
 		rd_relo(relobuf, i);
-		index = 0;
+		relind = 0;
 	}
-	return &relobuf[index++];
+	return &relobuf[relind++];
 }
 
 /* ------------------------------------------------------------------------- */

util/led/write.c

@@ -61,7 +61,6 @@ sectname(sectindex)
  */
 end_write()
 {
-	register ushort		cnt;
 	register struct outname	*name;
 	register int		sectindex;
 	extern ushort		NGlobals;
@@ -69,7 +68,6 @@ end_write()
 
 	assert(!incore);
 	assert(!(flagword & SFLAG));
-	cnt = NGlobals;
 	name = (struct outname *)address(ALLOGLOB, (ind_t)0);
 	namecpy(name, NGlobals, off_char);
 	wr_name(name, NGlobals);