Removed some explicit (and wrong) redeclarations of system

functions.

Author: dtrg

util/amisc/anm.c

@@ -96,8 +96,6 @@ char **argv;
 }
 
 extern int rd_unsigned2();
-extern long lseek();
-extern char *strncpy();
 
 process(fd)
 	int	fd;

util/amisc/astrip.c

@@ -40,8 +40,6 @@ char **argv;
 	exit(status);
 }
 
-extern long lseek();
-
 strip(name)
 char *name;
 {

util/led/scan.c

@@ -29,7 +29,6 @@ static char rcsid[] = "$Id$";
 #define IND_DBUG(x)	(IND_RELO(x) + sizeof(ind_t))
 #endif /* SYMDBUG */
 
-extern long	lseek();
 extern char 	*core_alloc();
 extern bool	incore;
 extern int	infile;