- add prototypes and fix a ton of warnings

13 files changed, 1168 insertions, 46 deletions

diff --git a/mail/pathalias/files/patch-addlink.c b/mail/pathalias/files/patch-addlink.c
new file mode 100644
index 000000000000..66820a9e9c85
--- /dev/null
+++ b/mail/pathalias/files/patch-addlink.c
@@ -0,0 +1,127 @@
+--- addlink.c.orig	1993-03-03 22:10:01.000000000 +0100
++++ addlink.c	2013-06-16 17:03:10.000000000 +0200
+@@ -1,39 +1,35 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)addlink.c	9.7 88/06/10";
++static const char	*sccsid = "@(#)addlink.c	9.7 88/06/10";
+ #endif /* lint */
+ 
+ #include "def.h"
++#include <string.h>
+ 
+ /* exports */
+-extern link *addlink();
+-extern void deadlink(), atrace(), freelink();
+-extern int tracelink(), maptrace();
+-char *Netchars = "!:@%";	/* sparse, but sufficient */
++const char *Netchars = "!:@%";	/* sparse, but sufficient */
+ long Lcount;			/* how many edges? */
+ 
+ /* imports */
+ extern int Tflag, Dflag;
+-extern link *newlink();
+-extern node *addnode();
+-extern void yyerror(), die();
+-extern int strcmp(), strlen();
+ 
+ /* privates */
+-STATIC void netbits(), ltrace(), ltrprint();
+-static link	*Trace[NTRACE];
++STATIC void netbits(register palink *l, int netchar,int netdir);
++STATIC void ltrace(node *from, node *to, Cost cost, int netchar, int netdir, const char *message);
++STATIC void ltrprint(node *from, node *to, Cost cost, int netchar, int netdir, const char *message);
++static palink	*Trace[NTRACE];
+ static int	Tracecount;
+ 
+ #define EQ(n1, n2)	(strcmp((n1)->n_name, (n2)->n_name) == 0)
+ #define LTRACE		if (Tflag) ltrace
+ 
+-link *
++palink *
+ addlink(from, to, cost, netchar, netdir)
+ 	node *from;
+ 	register node *to;
+ 	Cost cost;
+ 	char netchar, netdir;
+-{	register link *l, *prev = 0;
++{	register palink *l, *prev = 0;
+ 
+ 	LTRACE(from, to, cost, netchar, netdir, "");
+ 	/*
+@@ -89,7 +85,7 @@
+ void
+ deadlink(nleft, nright) 
+ 	node *nleft, *nright;
+-{	link *l, *lhold = 0, *lprev, *lnext;
++{	palink *l, *lhold = 0, *lprev, *lnext;
+ 
+ 	/* DEAD host */
+ 	if (nright == 0) {
+@@ -132,7 +128,7 @@
+ 
+ STATIC void
+ netbits(l, netchar, netdir)
+-	register link *l;
++	register palink *l;
+ 	char netchar, netdir;
+ {
+ 	l->l_flag &= ~LDIR;
+@@ -144,7 +140,7 @@
+ tracelink(arg) 
+ 	char *arg;
+ {	char *bang;
+-	link *l;
++	palink *l;
+ 
+ 	if (Tracecount >= NTRACE)
+ 		return -1;
+@@ -170,8 +166,9 @@
+ ltrace(from, to, cost, netchar, netdir, message)
+ 	node *from, *to;
+ 	Cost cost;
+-	char netchar, netdir, *message;
+-{	link *l;
++	char netchar, netdir;
++	const char *message;
++{	palink *l;
+ 	int i;
+ 
+ 	for (i = 0; i < Tracecount; i++) {
+@@ -194,7 +191,8 @@
+ ltrprint(from, to, cost, netchar, netdir, message)
+ 	node *from, *to;
+ 	Cost cost;
+-	char netchar, netdir, *message;
++	char netchar, netdir;
++	const char *message;
+ {	char buf[256], *bptr = buf;
+ 
+ 	strcpy(bptr, from->n_name);
+@@ -213,7 +211,7 @@
+ void
+ atrace(n1, n2)
+ 	node *n1, *n2;
+-{	link *l;
++{	palink *l;
+ 	int i;
+ 	char buf[256];
+ 
+@@ -230,7 +228,7 @@
+ int
+ maptrace(from, to)
+ 	register node *from, *to;
+-{	register link *l;
++{	register palink *l;
+ 	register int i;
+ 
+ 	for (i = 0; i < Tracecount; i++) {
+@@ -248,7 +246,7 @@
+ deletelink(from, to)
+ 	node *from;
+ 	node *to;
+-{	register link *l, *lnext;
++{	register palink *l, *lnext;
+ 
+ 	l = from->n_link;
+ 
diff --git a/mail/pathalias/files/patch-addnode.c b/mail/pathalias/files/patch-addnode.c
new file mode 100644
index 000000000000..86116f064086
--- /dev/null
+++ b/mail/pathalias/files/patch-addnode.c
@@ -0,0 +1,63 @@
+--- addnode.c.orig	1993-03-03 22:10:02.000000000 +0100
++++ addnode.c	2013-06-16 17:10:09.000000000 +0200
+@@ -1,34 +1,30 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)addnode.c	9.7 91/05/23";
++static const char	*sccsid = "@(#)addnode.c	9.7 91/05/23";
+ #endif
+ 
+ #include "def.h"
++#include <string.h>
+ 
+ #define EQ(n, s)	(*(n)->n_name == *(s) && strcmp((n)->n_name, (s)) == 0)
+ 
+ /* exports */
+-node *addnode(), *addprivate();
+-void alias(), hashanalyze(), fixprivate();
+ node **Table;				/* hash table ^ priority queue */
+ long Tabsize;				/* size of Table */	
+ 
+ /* imports */
+-extern link *addlink();
+-extern node *newnode(), **newtable();
+-extern char *strsave();
+ extern int Iflag, Tflag, Vflag, InetFlag;
+ extern node **Table, *Home;
+ extern long Ncount, Tabsize;
+ extern char **Argv;
+-extern void atrace(), die(), freetable();
+-extern int strcmp();
+ 
+ /* privates */
+-STATIC void crcinit(), rehash(), lowercase();
+-STATIC long fold();
+-STATIC long hash();
+-STATIC node *isprivate();
++STATIC void crcinit(void);
++STATIC void rehash(void);
++STATIC void lowercase(register char *s);
++STATIC long fold(register char *s);
++STATIC long hash(char *name, int unique);
++STATIC node *isprivate(register char *name);
+ static node *Private;	/* list of private nodes in current input file */
+ /*
+  * these numbers are chosen because:
+@@ -83,7 +79,7 @@
+ alias(n1, n2)
+ 	node *n1, *n2;
+ {
+-	link	*l;
++	palink	*l;
+ 
+ 	if (ISADOMAIN(n1) && ISADOMAIN(n2)) {
+ 		fprintf(stderr, "%s: domain alias %s = %s is illegal\n", Argv[0], n1->n_name, n2->n_name);
+@@ -219,7 +215,7 @@
+ 	Tabsize = Primes[++Tabindex];
+ 	if (Tabsize == 0)
+ 		die("too many hosts");	/* need more prime numbers */
+-	vprintf(stderr, "rehash into %d\n", Tabsize);
++	vprintf(stderr, "rehash into %ld\n", Tabsize);
+ 	Table = newtable(Tabsize);
+ 	Tab128 = (HIGHWATER * Tabsize * 128L)/100L;
+ 
diff --git a/mail/pathalias/files/patch-config.h b/mail/pathalias/files/patch-config.h
new file mode 100644
index 000000000000..a5f5af24fbec
--- /dev/null
+++ b/mail/pathalias/files/patch-config.h
@@ -0,0 +1,11 @@
+--- config.h.orig	1993-03-03 22:10:30.000000000 +0100
++++ config.h	2013-06-16 15:49:18.000000000 +0200
+@@ -29,7 +29,7 @@
+ 
+ #ifdef MAIN
+ #ifndef lint
+-static char	*c_sccsid = "@(#)config.h	9.5 91/06/11";
++static const char	*c_sccsid = "@(#)config.h	9.5 91/06/11";
+ #endif /*lint*/
+ #endif /*MAIN*/
+ 
diff --git a/mail/pathalias/files/patch-def.h b/mail/pathalias/files/patch-def.h
new file mode 100644
index 000000000000..3d823bbbc793
--- /dev/null
+++ b/mail/pathalias/files/patch-def.h
@@ -0,0 +1,131 @@
+--- def.h.orig	1993-03-03 22:10:01.000000000 +0100
++++ def.h	2013-06-16 17:11:21.000000000 +0200
+@@ -2,7 +2,7 @@
+ 
+ #ifndef lint
+ #ifdef MAIN
+-static char	*h_sccsid = "@(#)def.h	9.8 91/06/11";
++static const char	*h_sccsid = "@(#)def.h	9.8 91/06/11";
+ #endif /*MAIN*/
+ #endif /*lint*/
+ 
+@@ -13,7 +13,7 @@
+ 
+ typedef	long Cost;
+ typedef struct node node;
+-typedef struct link link;
++typedef struct palink palink;
+ typedef struct dom dom;
+ 
+ #ifdef lint
+@@ -63,7 +63,7 @@
+ /* WARNING: if > 2^16 nodes, type of n_tloc must change */
+ struct node {
+ 	char	*n_name;	/* host name */
+-	link	*n_link;	/* adjacency list */
++	palink	*n_link;	/* adjacency list */
+ 	Cost	n_cost;		/* cost to this host */
+ 	union {
+ 		node *nu_net;	/* others in this network (parsing) */
+@@ -114,11 +114,11 @@
+ #define l_next un.lu_next
+ #define l_from un.lu_from
+ 
+-struct link {
++struct palink {
+ 	node	*l_to;		/* adjacent node */
+ 	Cost	l_cost;		/* edge cost */
+ 	union {
+-		link *lu_next;	/* rest of adjacency list (not tracing) */
++		palink *lu_next;	/* rest of adjacency list (not tracing) */
+ 		node *lu_from;	/* source node (tracing) */
+ 	} un;
+ 	short	l_flag;		/* right/left syntax, flags */
+@@ -133,7 +133,7 @@
+  */
+ struct node {
+ 	char	*n_name;
+-	link	*n_link;
++	palink	*n_link;
+ 	Cost	n_cost;
+ 	node	*n_net;
+ 	node	*n_root;
+@@ -143,10 +143,10 @@
+ 	unsigned short n_tloc;
+ 	unsigned short n_flag;
+ };
+-struct link {
++struct palink {
+ 	node	*l_to;
+ 	Cost	l_cost;
+-	link	*l_next;
++	palink	*l_next;
+ 	node	*l_from;
+ 	short	l_flag;
+ 	char	l_netop;
+@@ -159,3 +159,65 @@
+ 	dom *prev;
+ 	char *name;
+ };
++
++/* prototypes addlink.c */
++extern palink *addlink(node *from, register node *to, Cost cost, int netchar, int netdir);
++extern void deadlink(node *nleft, node *nright);
++extern void atrace(node *n1, node *n2);
++extern int tracelink(char *arg);
++extern void deletelink(node *from, node *to);
++extern int maptrace(register node *from, register node *to);
++
++/* prototypes addnode.c */
++extern node *addnode(register char *name);
++extern node *addprivate(register char *name);
++extern void alias(node *n1, node *n2);
++extern void hashanalyze(void);
++extern void fixprivate(void);
++extern node *addhidden(register char *name);
++
++/* prototypes domain.c */
++extern int ondomlist(dom **headp, char *domain);
++extern int nslookup(char *domain);
++extern void adddom(dom **headp, char *domain);
++extern void movetofront(dom **headp, dom *d);
++extern int isadomain(char *domain);
++
++/* prototypes local.c */
++extern char *local(void);
++
++/* prototypes main.c */
++extern void die(const char *s);
++
++/* prototypes mapaux.c */
++extern long pack(long low, long high);
++extern void resetnodes(void);
++extern void dumpgraph(void);
++extern void showlinks(void);
++extern int tiebreaker(node *n, register node *newp );
++extern node *ncopy(register node *parent, register palink *l);
++
++/* prototypes mapit.c */
++void mapit(void);
++
++/* prototypes mem.c */
++extern void freelink(palink *l);
++extern void wasted(void);
++extern void freetable(node **t, long size);
++extern long allocation(void);
++extern palink *newlink(void);
++extern node *newnode(void);
++extern dom *newdom(void);
++extern char *strsave(const char *s);
++extern node **newtable(long size);
++#ifdef MYMALLOC
++extern char *mymalloc(register unsigned int n);
++#endif
++
++/* prototypes parse.c */
++extern void yyerror(const char *s);
++extern int yyparse(void);
++
++/* prototypes printit.c */
++extern void printit(void);
++
diff --git a/mail/pathalias/files/patch-domain.c b/mail/pathalias/files/patch-domain.c
new file mode 100644
index 000000000000..0de65a642f44
--- /dev/null
+++ b/mail/pathalias/files/patch-domain.c
@@ -0,0 +1,88 @@
+--- domain.c.orig	1993-03-03 22:10:02.000000000 +0100
++++ domain.c	2013-06-16 15:38:40.000000000 +0200
+@@ -1,9 +1,14 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)domain.c	9.5 92/08/25";
++static const char	*sccsid = "@(#)domain.c	9.5 92/08/25";
+ #endif /* lint */
+ 
+ #include "def.h"
++#include <string.h>
++#include <sys/types.h>
++#include <netinet/in.h>
++#include <arpa/nameser.h>
++#include <resolv.h>
+ 
+ /* imports */
+ extern dom *newdom();
+@@ -12,12 +17,14 @@
+ 
+ /* exports */
+ 
++
+ /* privates */
+ static dom *good, *bad;
+ 
+ /*
+  * good and bad are passed by reference for move-to-front
+  */
++int
+ isadomain(domain)
+ 	char *domain;
+ {
+@@ -43,6 +50,7 @@
+ 	}
+ }
+ 
++int
+ ondomlist(headp, domain)
+ 	dom **headp;
+ 	char *domain;
+@@ -60,6 +68,7 @@
+ 
+ 
+ 			
++void
+ adddom(headp, domain)
+ 	dom **headp;
+ 	char *domain;
+@@ -73,6 +82,7 @@
+ 	*headp = d;
+ }
+ 
++void
+ movetofront(headp, d)
+ 	dom **headp, *d;
+ {	dom *head = *headp;
+@@ -91,11 +101,12 @@
+ #include <sys/types.h>
+ #include <arpa/nameser.h>
+ 
++int
+ nslookup(domain)
+ 	char *domain;
+ {	register HEADER *hp;
+ 	register int n;
+-	char q[PACKETSZ], a[PACKETSZ];	/* query, answer */
++	unsigned char q[PACKETSZ], a[PACKETSZ];	/* query, answer */
+ 	char buf[PACKETSZ+1];
+ 
+ 	if ((n = strlen(domain)) >= PACKETSZ)
+@@ -105,7 +116,7 @@
+ 		buf[n++] = '.';
+ 		buf[n] = 0;
+ 	}
+-	if ((n = res_mkquery(QUERY, buf, C_IN, T_ANY, (char *) 0, 0, (struct rrec *) 0, q, sizeof(q))) < 0)
++	if ((n = res_mkquery(QUERY, buf, C_IN, T_ANY, (const unsigned char *) 0, 0, (const unsigned char *) 0, q, sizeof(q))) < 0)
+ 		die("impossible res_mkquery error");
+ 	errno = 0;
+ 	if ((n = res_send(q, n, a, sizeof(a))) < 0)
+@@ -117,6 +128,7 @@
+ }
+ #else /*!RESOLVER*/
+ /*ARGSUSED*/
++int
+ nslookup(domain)
+ 	char *domain;
+ {
diff --git a/mail/pathalias/files/patch-local.c b/mail/pathalias/files/patch-local.c
new file mode 100644
index 000000000000..cc66431caef1
--- /dev/null
+++ b/mail/pathalias/files/patch-local.c
@@ -0,0 +1,25 @@
+--- local.c.orig	1993-03-03 22:10:02.000000000 +0100
++++ local.c	2013-06-16 15:45:27.000000000 +0200
+@@ -1,11 +1,9 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)local.c	9.3 91/06/11";
++static const char	*sccsid = "@(#)local.c	9.3 91/06/11";
+ #endif /* lint */
+ 
+-#include "config.h"
+-
+-#include STDIO_H
++#include "def.h"
+ 
+ #ifdef	UNAME
+ #include <sys/utsname.h>
+@@ -29,7 +27,7 @@
+ 	extern int gethostname();
+ 
+ 	(void) gethostname(lname, (int) sizeof(lname));
+-	lname[sizeof(lname)] = 0;
++	lname[sizeof(lname) -1] = 0;
+ 	return(lname);
+ }
+ 
diff --git a/mail/pathalias/files/patch-main.c b/mail/pathalias/files/patch-main.c
new file mode 100644
index 000000000000..d9e91c6c255a
--- /dev/null
+++ b/mail/pathalias/files/patch-main.c
@@ -0,0 +1,82 @@
+--- main.c.orig	1993-03-03 22:10:02.000000000 +0100
++++ main.c	2013-06-16 17:10:48.000000000 +0200
+@@ -1,6 +1,6 @@
+-/* pathalias -- by steve bellovin, as told to peter honeyman */
++/*_pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)main.c	9.8 91/06/11";
++static const char	*sccsid = "@(#)main.c	9.8 91/06/11";
+ #endif
+ 
+ #ifndef VMS
+@@ -9,10 +9,13 @@
+ #define	MAIN	XXmain
+ #endif
+ 
++#include <stdlib.h>
++#include <unistd.h>
++#include <string.h>
+ #include "def.h"
+ 
+ /* exports */
+-char *Cfile;	/* current input file */
++const char *Cfile;	/* current input file */
+ char *Graphout;	/* file for dumping edges (-g option) */
+ char *Linkout;	/* file for dumping shortest path tree */
+ char **Argv;	/* external copy of argv (for input files) */
+@@ -26,26 +29,20 @@
+ int InetFlag;	/* local host is w/in scope of DNS (-I flag) */
+ int Lineno = 1;	/* line number within current input file */
+ int Argc;	/* external copy of argc (for input files) */
+-extern void die();
+-extern int tracelink();
+ 
+ /* imports */
+ extern char *optarg;
+ extern int optind;
+ extern long Lcount, Ncount;
+-extern long allocation();
+-extern void wasted(), mapit(), hashanalyze(), deadlink();
+-extern char *local();
+-extern node *addnode();
+-extern int getopt(), yyparse();
+-extern void printit();
+ 
+ #define USAGE "usage: %s [-vciDfI] [-l localname] [-d deadlink] [-t tracelink] [-g edgeout] [-s treeout] [-a avoid] [files ...]\n"
+ 
++int
+ MAIN(argc, argv) 
+ 	register int argc; 
+ 	register char **argv;
+-{	char *locname = 0, *bang;
++{	const char *locname = 0;
++	char *bang;
+ 	register int c;
+ 	int errflg = 0;
+ 
+@@ -122,14 +119,14 @@
+ 				Argv[0], locname);
+ 	}
+ 
+-	Home = addnode(locname);	/* add home node */
++	Home = addnode(strsave(locname));	/* add home node */
+ 	Home->n_cost = 0;		/* doesn't cost to get here */
+ 
+ 	(void) yyparse();			/* read in link info */
+ 
+ 	if (Vflag > 1)
+ 		hashanalyze();
+-	vprintf(stderr, "%d nodes, %d links, alloc %ldk\n", 
++	vprintf(stderr, "%ld nodes, %ld links, alloc %ldk\n", 
+ 				Ncount, Lcount, allocation());
+ 
+ 	Cfile = "[backlinks]";	/* for tracing back links */
+@@ -150,7 +147,7 @@
+ 
+ void
+ die(s)
+-	char *s;
++	const char *s;
+ {
+ #ifdef DEBUG
+ 	extern int abort();
diff --git a/mail/pathalias/files/patch-makedb.c b/mail/pathalias/files/patch-makedb.c
new file mode 100644
index 000000000000..407e7d25b2f0
--- /dev/null
+++ b/mail/pathalias/files/patch-makedb.c
@@ -0,0 +1,10 @@
+--- makedb.c.orig	1993-03-03 22:10:04.000000000 +0100
++++ makedb.c	2013-06-16 16:58:53.000000000 +0200
+@@ -4,6 +4,7 @@
+ #endif /* lint */
+ 
+ #include <stdio.h>
++#include <unistd.h>
+ #include "config.h"
+ 
+ typedef struct {
diff --git a/mail/pathalias/files/patch-mapaux.c b/mail/pathalias/files/patch-mapaux.c
new file mode 100644
index 000000000000..5faeb02c7e3b
--- /dev/null
+++ b/mail/pathalias/files/patch-mapaux.c
@@ -0,0 +1,105 @@
+--- mapaux.c.orig	1993-03-03 22:10:03.000000000 +0100
++++ mapaux.c	2013-06-16 17:14:02.000000000 +0200
+@@ -1,33 +1,26 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)mapaux.c	9.8 91/06/23";
++static const char	*sccsid = "@(#)mapaux.c	9.8 91/06/23";
+ #endif /* lint */
+ 
+ #include "def.h"
++#include <string.h>
+ 
+ /* imports */
+ extern long Nheap, Hashpart, Tabsize, NumNcopy, Nlink, NumLcopy;
+ extern node **Table, *Home;
+ extern char *Graphout, *Linkout, *Netchars, **Argv;
+ extern int Vflag;
+-extern void freelink(), die();
+-extern long pack();
+-extern link *newlink();
+-extern node *newnode();
+-extern char *strsave();
+-extern int strcmp(), strlen();
+ 
+ /* exports */
+-extern long pack();
+-extern void resetnodes(), dumpgraph(), showlinks(), terminalnet();
+-extern int tiebreaker();
+-extern node *ncopy();
+ 
+ /* privates */
+ static FILE *Gstream;	/* for dumping graph */
+-STATIC void dumpnode(), untangle(), dfs();
+-STATIC int height();
+-STATIC link *lcopy();
++STATIC void dumpnode(register node *from);
++STATIC void untangle(void);
++STATIC void dfs(register node *n);
++STATIC int height(register node *n);
++STATIC palink *lcopy(register node *parent, register node *n);
+ 
+ /*
+  * slide everything from Table[low] to Table[high]
+@@ -103,8 +96,8 @@
+ dumpnode(from)
+ 	register node *from;
+ {	register node *to;
+-	register link *l;
+-	link *lnet = 0, *ll, *lnext;
++	register palink *l;
++	palink *lnet = 0, *ll, *lnext;
+ 
+ 	for (l = from->n_link ; l; l = l->l_next) {
+ 		to = l->l_to;
+@@ -182,7 +175,7 @@
+ STATIC void
+ dfs(n)
+ 	register node *n;
+-{	register link *l;
++{	register palink *l;
+ 	register node *next;
+ 
+ 	n->n_flag |= INDFS;
+@@ -203,7 +196,7 @@
+ 
+ void
+ showlinks() 
+-{	register link *l;
++{	register palink *l;
+ 	register node *n;
+ 	register long i;
+ 	FILE	*estream;
+@@ -223,7 +216,7 @@
+ 			fputs(l->l_to->n_name, estream);
+ 			if (NETDIR(l) == LLEFT)
+ 				putc(NETCHAR(l), estream);
+-			fprintf(estream, "(%d)\n", l->l_cost);
++			fprintf(estream, "(%ld)\n", l->l_cost);
+ 		}
+ 	}
+ 	(void) fclose(estream);
+@@ -323,7 +316,7 @@
+ node *
+ ncopy(parent, l)
+ 	register node *parent;
+-	register link *l;
++	register palink *l;
+ {	register node *n, *ncp;
+ 
+ #ifdef DEBUG
+@@ -359,11 +352,11 @@
+  *
+  * why copy any links other than aliases?  hmmm ...
+  */
+-STATIC link *
++STATIC palink *
+ lcopy(parent, n)
+ 	register node *parent, *n;
+-{	register link *l, *lcp;
+-	link *first = 0, *last = 0;
++{	register palink *l, *lcp;
++	palink *first = 0, *last = 0;
+  
+ 	for (l = n->n_link; l != 0; l = l->l_next) {
+ 		/* skip if dest is already mapped */
diff --git a/mail/pathalias/files/patch-mapit.c b/mail/pathalias/files/patch-mapit.c
index f5273eb04826..e9c758d1851e 100644
--- a/mail/pathalias/files/patch-mapit.c
+++ b/mail/pathalias/files/patch-mapit.c
@@ -1,14 +1,247 @@
-*** ./mapit.c	Sat Jun  9 12:32:18 1990
---- ../../m/mapit.c	Thu Feb 10 07:00:02 1994
-***************
-*** 298,303 ****
---- 298,306 ----
-  		 || (NETDIR(l) == LRIGHT && (prev->n_flag & HASLEFT)))
-  			cost += INF;			/* mixed syntax */
-  	}
-+ 					/* Dirk meyer 10.02.94 */
-+ 	if ( cost < 0 )			/* Overflow, more than 31 bit */
-+ 		cost = INF;		/* Limit, to avoid recursive paths */
-  
-  	return cost;
-  }
+--- mapit.c.orig	1993-03-03 22:10:02.000000000 +0100
++++ mapit.c	2013-06-16 17:13:06.000000000 +0200
+@@ -1,6 +1,6 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)mapit.c	9.16 92/08/25";
++static const char	*sccsid = "@(#)mapit.c	9.16 92/08/25";
+ #endif
+ 
+ #include "def.h"
+@@ -17,43 +17,42 @@
+ long Nheap;		/* end of heap */
+ long NumNcopy, Nlink, NumLcopy;
+ 
+-void mapit();
+-
+ /* imports */
+ extern long Nheap, Hashpart, Tabsize, Tcount;
+ extern int Tflag, Vflag;
+ extern node **Table, *Home;
+ extern char *Linkout, *Graphout;
+ 
+-extern void freelink(), resetnodes(), printit(), dumpgraph();
+-extern void showlinks(), die();
+-extern long pack(), allocation();
+-extern link *newlink(), *addlink();
+-extern int maptrace(), tiebreaker();
+-extern node *ncopy();
+-
+-
+ /* privates */
+ static long	Heaphighwater;
+-static link	**Heap;
++static palink	**Heap;
+ 
+-STATIC void insert(), heapup(), heapdown(), heapswap(), backlinks();
+-STATIC void setheapbits(), mtracereport(), heapchildren(), otracereport();
+-STATIC link *min_node();
+-STATIC int dehash(), skiplink(), skipterminalalias();
+-STATIC Cost costof();
+-STATIC node *mappedcopy();
++STATIC void insert(palink *l);
++STATIC void heapup(palink *l);
++STATIC void heapdown(palink *l);
++STATIC void heapswap(long i, long j);
++STATIC void backlinks(void);
++STATIC void setheapbits(register palink *l);
++STATIC void mtracereport(node *from, palink *l, const char *excuse);
++STATIC void heapchildren(register node *n);
++STATIC void otracereport(node *n);
++STATIC palink *min_node(void);
++STATIC int dehash(register node *n);
++STATIC int skiplink(palink *l, node *parent, register Cost cost, int trace);
++STATIC int skipterminalalias(node *n, node *next);
++STATIC Cost costof(register node *prev, register palink *l);
++STATIC node *mappedcopy(register node *n);
+ 
+ /* transform the graph to a shortest-path tree by marking tree edges */
+ void
+ mapit()
+ {	register node *n;
+-	register link *l;
++	register palink *l;
+ 
+ 	vprintf(stderr, "*** mapping\ttcount = %ld\n", Tcount);
+ 	Tflag = Tflag && Vflag;		/* tracing here only if verbose */
+ 	/* re-use the hash table space for the heap */
+-	Heap = (link **) Table;
++	Heap = (palink **) Table;
+ 	Hashpart = pack(0L, Tabsize - 1);
+ 
+ 	/* expunge penalties from -a option and make circular copy lists */
+@@ -84,7 +83,7 @@
+ 			n->n_flag |= MAPPED;
+ 			heapchildren(n);	/* add children to heap */
+ 		}
+-		vprintf(stderr, "heap hiwat %d\nalloc %ldk, ncopy = %ld, nlink = %ld, lcopy = %ld\n", Heaphighwater, allocation(), NumNcopy, Nlink, NumLcopy);
++		vprintf(stderr, "heap hiwat %ld\nalloc %ldk, ncopy = %ld, nlink = %ld, lcopy = %ld\n", Heaphighwater, allocation(), NumNcopy, Nlink, NumLcopy);
+ 
+ 		if (Nheap != 0)		/* sanity check */
+ 			die("null entry in heap");
+@@ -116,7 +115,7 @@
+ STATIC void
+ heapchildren(n)
+ 	register node *n;
+-{	register link *l;
++{	register palink *l;
+ 	register node *next;
+ 	register int mtrace;
+ 	register Cost cost;
+@@ -132,11 +131,12 @@
+ 		if (l->l_flag & LTERMINAL)
+ 			l->l_to = next = ncopy(n, l);
+ 
+-		if ((n->n_flag & NTERMINAL) && (l->l_flag & LALIAS))
++		if ((n->n_flag & NTERMINAL) && (l->l_flag & LALIAS)) {
+ 			if (skipterminalalias(n, next))
+ 				continue;
+ 			else
+ 				l->l_to = next = ncopy(n, l);
++		}
+ 
+ 		if (next->n_flag & MAPPED) {
+ 			if (mtrace)
+@@ -208,12 +208,12 @@
+  */
+ STATIC int
+ skiplink(l, parent, cost, trace)
+-	link *l;		/* new link to this node */
++	palink *l;		/* new link to this node */
+ 	node *parent;		/* (potential) new parent of this node */
+ 	register Cost cost;	/* new cost to this node */
+ 	int trace;		/* trace this link? */
+ {	register node *n;	/* this node */
+-	register link *lheap;		/* old link to this node */
++	register palink *lheap;		/* old link to this node */
+ 
+ 	n = l->l_to;
+ 
+@@ -263,7 +263,7 @@
+ STATIC Cost
+ costof(prev, l)
+ 	register node *prev;
+-	register link *l;
++	register palink *l;
+ {	register node *next;
+ 	register Cost cost;
+ 
+@@ -296,6 +296,9 @@
+ 		 || (NETDIR(l) == LRIGHT && (prev->n_flag & HASLEFT)))
+ 			cost += INF;			/* mixed syntax */
+ 	}
++					/* Dirk meyer 10.02.94 */
++	if ( cost < 0 )			/* Overflow, more than 31 bit */
++		cost = INF;		/* Limit, to avoid recursive paths */
+ 
+ 	return cost;
+ }
+@@ -303,7 +306,7 @@
+ /* binary heap implementation of priority queue */
+ STATIC void
+ insert(l)
+-	link *l;
++	palink *l;
+ {	register node *n;
+ 
+ 	n = l->l_to;
+@@ -336,7 +339,7 @@
+  */
+ STATIC void
+ heapup(l)
+-	link *l;
++	palink *l;
+ {	register long cindx, pindx;	/* child, parent indices */
+ 	register Cost cost;
+ 	register node *child, *parent;
+@@ -366,10 +369,10 @@
+ }
+ 
+ /* extract min (== Heap[1]) from heap */
+-STATIC link	*
++STATIC palink	*
+ min_node()
+-{	link *rval, *lastlink;
+-	register link **rheap;
++{	palink *rval, *lastlink;
++	register palink **rheap;
+ 
+ 	if (Nheap == 0)
+ 		return 0;
+@@ -399,9 +402,9 @@
+ 
+ STATIC void
+ heapdown(l)
+-	link *l;
++	palink *l;
+ {	register long pindx, cindx;
+-	register link **rheap = Heap;	/* in register -- heavily used */
++	register palink **rheap = Heap;	/* in register -- heavily used */
+ 	node *child, *rchild, *parent;
+ 
+ 	pindx = l->l_to->n_tloc;
+@@ -450,7 +453,7 @@
+ STATIC void
+ heapswap(i, j)
+ 	long i, j;
+-{	register link *temp, **rheap;
++{	register palink *temp, **rheap;
+ 
+ 	rheap = Heap;	/* heavily used -- put in register */
+ 	temp = rheap[i];
+@@ -489,7 +492,7 @@
+  */
+ STATIC void
+ backlinks()
+-{	register link *l;
++{	register palink *l;
+ 	register node *n, *child;
+ 	node *nomap;
+ 	long i;
+@@ -539,7 +542,7 @@
+ 		if (Vflag > 1)
+ 			fprintf(stderr, "backlink: %s <- %s\n", nomap->n_name, child->n_name);
+ 	}
+-	vprintf(stderr, "%d backlinks\n", Nheap);
++	vprintf(stderr, "%ld backlinks\n", Nheap);
+ }
+ 
+ /* find a mapped copy of n if it exists */
+@@ -562,7 +565,7 @@
+  */
+ STATIC void
+ setheapbits(l)
+-	register link *l;
++	register palink *l;
+ {	register node *n;
+ 	register node *parent;
+ 
+@@ -588,8 +591,8 @@
+ STATIC void
+ mtracereport(from, l, excuse)
+ 	node *from;
+-	link *l;
+-	char *excuse;
++	palink *l;
++	const char *excuse;
+ {	node *to = l->l_to;
+ 
+ 	fprintf(stderr, "%-16s ", excuse);
+@@ -638,7 +641,7 @@
+ #if 00
+ 	/* this hasn't been used for years */
+ 	for (i = 1; i < Nheap; i++) {
+-		link *l;
++		palink *l;
+ 
+ 		vprintf(stderr, "%5d %-16s", i, Heap[i]->l_to->n_name);
+ 		if ((l = Heap[i]->l_to->n_link) != 0) do {
+@@ -647,7 +650,7 @@
+ 		vprintf(stderr, "\n");
+ 	}
+ 	for (i = Hashpart; i < Tabsize; i++) {
+-		link *l;
++		palink *l;
+ 		node *n;
+ 
+ 		vprintf(stderr, "%5d %-16s", i, Table[i]->n_name);
diff --git a/mail/pathalias/files/patch-mem.c b/mail/pathalias/files/patch-mem.c
index 7bfab9e2c864..94615fa30d8a 100644
--- a/mail/pathalias/files/patch-mem.c
+++ b/mail/pathalias/files/patch-mem.c
@@ -1,17 +1,78 @@
---- mem.c.orig	Wed Mar  3 22:11:23 1993
-+++ mem.c	Sat Oct  7 20:16:25 2006
-@@ -19,6 +19,10 @@
- extern char *sbrk();
+--- mem.c.orig	1993-03-03 22:11:23.000000000 +0100
++++ mem.c	2013-06-16 17:14:35.000000000 +0200
+@@ -1,38 +1,40 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)mem.c	9.6 92/08/25";
++static const char	*sccsid = "@(#)mem.c	9.6 92/08/25";
  #endif
  
-+#ifdef MYMALLOC
-+STATIC void addtoheap();
++#include <stdlib.h>
+ #include "def.h"
++#include <string.h>
+ 
+ /* exports */
+ long Ncount;
+-extern void freelink(), wasted(), freetable();
+-extern long allocation();
+ 
+ /* imports */
+ extern char *Netchars;
+ extern int Vflag;
+-extern void die();
+-extern int strlen();
+ #ifdef DEBUG
+-extern char *sbrk();
++#include <unistd.h>
 +#endif
 +
++#ifdef MYMALLOC
++STATIC void addtoheap(char *p, long size);
+ #endif
+ 
  /* privates */
- STATIC void nomem();
- static link *Lcache;
-@@ -105,8 +109,6 @@
+-STATIC void nomem();
+-static link *Lcache;
+-static unsigned int Memwaste;
++STATIC void nomem(void);
++static palink *Lcache;
++static unsigned long Memwaste;
+ 
+-link	*
++palink	*
+ newlink()
+-{	register link *rval;
++{	register palink *rval;
+ 
+ 	if (Lcache) {
+ 	 	rval = Lcache;
+ 		Lcache = Lcache->l_next;
+-		strclear((char *) rval, sizeof(link));
+-	} else if ((rval = (link * ) calloc(1, sizeof(link))) == 0)
++		strclear((char *) rval, sizeof(palink));
++	} else if ((rval = (palink * ) calloc(1, sizeof(palink))) == 0)
+ 		nomem();
+ 	return rval;
+ }
+@@ -40,7 +42,7 @@
+ /* caution: this destroys the contents of l_next */
+ void
+ freelink(l)
+-	link *l;
++	palink *l;
+ {
+ 	l->l_next = Lcache;
+ 	Lcache = l;
+@@ -69,7 +71,7 @@
+ 
+ char	*
+ strsave(s)
+-	char *s;
++	const char *s;
+ {	register char *r;
+ 
+ 	if ((r = malloc((unsigned) strlen(s) + 1)) == 0)
+@@ -105,8 +107,6 @@
  	long size;
  {
  #ifdef MYMALLOC
@@ -20,3 +81,15 @@
  	addtoheap((char *) t, size * sizeof(node *));
  #else
  	free((char *) t);
+@@ -163,10 +163,9 @@
+ #undef calloc
+ 
+ /* imports */
+-extern char *malloc(), *calloc();
+ 
+ /* private */
+-STATIC int align();
++STATIC int align(char *n);
+ 
+ /* allocate in MBUFSIZ chunks.  4k works ok (less 16 for malloc quirks). */
+ #define MBUFSIZ (4 * 1024 - 16)
diff --git a/mail/pathalias/files/patch-parse.y b/mail/pathalias/files/patch-parse.y
new file mode 100644
index 000000000000..60834bf97a98
--- /dev/null
+++ b/mail/pathalias/files/patch-parse.y
@@ -0,0 +1,98 @@
+--- parse.y.orig	1993-03-03 22:10:03.000000000 +0100
++++ parse.y	2013-06-16 17:16:43.000000000 +0200
+@@ -1,10 +1,11 @@
+ %{
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)parse.y	9.11 91/06/01";
++static const char	*sccsid = "@(#)parse.y	9.11 91/06/01";
+ #endif /* lint */
+ 
+ #include "def.h"
++#include <string.h>
+ 
+ /* scanner states (yylex, parse) */
+ #define OTHER		0
+@@ -14,14 +15,8 @@
+ 
+ /* exports */
+ long Tcount;
+-extern void yyerror();
+ 
+ /* imports */
+-extern node *addnode(), *addprivate();
+-extern void fixprivate(), alias(), deadlink(), deletelink();
+-extern link *addlink();
+-extern int strcmp();
+-extern char *strsave();
+ extern int optind;
+ extern char *Cfile, *Netchars, **Argv;
+ extern int Lineno, Argc;
+@@ -78,7 +73,7 @@
+ 	;
+ 
+ links	: host site cost {
+-		struct link *l;
++		struct palink *l;
+ 
+ 		l = addlink($1, $2.ys_node, $3, $2.ys_net, $2.ys_dir);
+ 		if (GATEWAYED($2.ys_node))
+@@ -87,7 +82,7 @@
+ 			l->l_flag |= LTERMINAL;
+ 	  }			
+ 	| links ',' site cost {
+-		struct link *l;
++		struct palink *l;
+ 
+ 		l = addlink($1, $3.ys_node, $4, $3.ys_net, $3.ys_dir);
+ 		if (GATEWAYED($3.ys_node))
+@@ -238,18 +233,18 @@
+ %%
+ 
+ void
+-#ifdef YYDEBUG
++#if YYDEBUG
+ /*VARARGS1*/
+ yyerror(fmt, arg)
+-	char *fmt, *arg;
++	const char *fmt, *arg;
+ #else
+ yyerror(s)
+-	char *s;
++	const char *s;
+ #endif
+ {
+ 	/* a concession to bsd error(1) */
+ 	fprintf(stderr, "\"%s\", ", Cfile);
+-#ifdef YYDEBUG
++#if YYDEBUG
+ 	fprintf(stderr, "line %d: ", Lineno);
+ 	fprintf(stderr, fmt, arg);
+ 	putc('\n', stderr);
+@@ -279,7 +274,7 @@
+ 	Cost cost;
+ 	char netchar, netdir;
+ {	register node *member, *nextnet;
+-	link *l;
++	palink *l;
+ 	static int netanon = 0;
+ 	char anon[25];
+ 
+@@ -314,7 +309,7 @@
+ #define NLRETURN() {Scanstate = NEWLINE; return EOL;}
+ 
+ static struct ctable {
+-	char *cname;
++	const char *cname;
+ 	Cost cval;
+ } ctable[] = {
+ 	/* ordered by frequency of appearance in a "typical" dataset */
+@@ -524,7 +519,7 @@
+ adjust(n, cost)
+ 	node *n;
+ 	Cost cost;
+-{	link *l;
++{	palink *l;
+ 
+ 	n->n_cost += cost;	/* cumulative */
+ 
diff --git a/mail/pathalias/files/patch-printit.c b/mail/pathalias/files/patch-printit.c
index a531d8e4c164..6d073d697060 100644
--- a/mail/pathalias/files/patch-printit.c
+++ b/mail/pathalias/files/patch-printit.c
@@ -1,23 +1,99 @@
-diff -c ./printit.c ../../m/printit.c
-*** ./printit.c	Sat Jun  9 12:32:26 1990
---- ../../m/printit.c	Thu Feb 10 07:08:42 1994
-***************
-*** 27,33 ****
-  STATIC int printable();
-  
-  /* in practice, even the longest paths are < 100 bytes */
-! #define PATHSIZE 512
-  
-  void
-  printit()
---- 27,36 ----
-  STATIC int printable();
-  
-  /* in practice, even the longest paths are < 100 bytes */
-! /* Dirk meyer 10.02.94 */
-! /* in reality we have reached paths up to 200 bytes */
-! /* the path must fit two times in the buffer */
-! #define PATHSIZE 4096
-  
-  void
-  printit()
+--- printit.c.orig	1993-03-03 22:10:03.000000000 +0100
++++ printit.c	2013-06-16 17:17:32.000000000 +0200
+@@ -1,9 +1,10 @@
+ /* pathalias -- by steve bellovin, as told to peter honeyman */
+ #ifndef lint
+-static char	*sccsid = "@(#)printit.c	9.4 89/02/07";
++static const char	*sccsid = "@(#)printit.c	9.4 89/02/07";
+ #endif
+ 
+ #include "def.h"
++#include <string.h>
+ 
+ /*
+  * print the routes by traversing the shortest path tree in preorder.
+@@ -11,27 +12,28 @@
+  */
+ 
+ /* exports */
+-extern void printit();
++extern void printit(void);
+ 
+ /* imports */
+ extern int Cflag, Vflag, Dflag, Fflag;
+ extern node *Home;
+ extern char *Netchars;
+-extern void die();
+-extern int strlen();
+ 
+ /* privates */
+-static link *Ancestor;	/* for -f option */
++static palink *Ancestor;	/* for -f option */
+ STATIC void preorder(), setpath(), printhost(), printdomain();
+ STATIC char *hostpath();
+ STATIC int printable();
+ 
+ /* in practice, even the longest paths are < 100 bytes */
+-#define PATHSIZE 512
++/* Dirk meyer 10.02.94 */
++/* in reality we have reached paths up to 200 bytes */
++/* the path must fit two times in the buffer */
++#define PATHSIZE 4096
+ 
+ void
+ printit()
+-{	link *l;
++{	palink *l;
+ 	char pbuf[PATHSIZE];
+ 
+ 	/* print home */
+@@ -57,7 +59,7 @@
+  */
+ STATIC void
+ preorder(l, ppath)
+-	register link *l;
++	register palink *l;
+ 	char *ppath;
+ {	register node *n;
+ 	node *ncp;		/* circular copy list */
+@@ -105,7 +107,7 @@
+ printable(n)
+ 	register node *n;
+ {	node *ncp;
+-	link *l;
++	palink *l;
+ 
+ 	if (n->n_flag & PRINTED)
+ 		return 0;
+@@ -156,7 +158,7 @@
+ 
+ STATIC void
+ setpath(l, ppath, npath) 
+-	link *l;
++	palink *l;
+ 	register char *ppath, *npath;
+ {	register node *next, *parent;
+ 	char netchar;
+@@ -192,11 +194,12 @@
+ 		return;
+ 	}
+ 		
+-	if (netchar == '@')
++	if (netchar == '@') {
+ 		if (next->n_flag & ATSIGN)
+ 			netchar = '%';	/* shazam?  shaman? */
+ 		else
+ 			next->n_flag |= ATSIGN;
++	}
+ 
+ 	/* remainder should be a sprintf -- foo on '%' as an operator */
+ 	for ( ; (*npath = *ppath) != 0; ppath++) {
+@@ -224,7 +227,7 @@
+ STATIC char *
+ hostpath(path, l, netchar)
+ 	register char *path;
+-	register link *l;
++	register palink *l;
+ 	char netchar;
+ {	register node *prev;
+