diff -up tcp_wrappers_7.6/Makefile.patch11 tcp_wrappers_7.6/Makefile

--- tcp_wrappers_7.6/Makefile.patch11	2008-08-29 09:45:12.000000000 +0200

+++ tcp_wrappers_7.6/Makefile	2008-08-29 09:45:12.000000000 +0200

@@ -150,8 +150,8 @@ netbsd:

 linux:

 	@make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \

-	LIBS="-lnsl" RANLIB=ranlib ARFLAGS=rv AUX_OBJ= \

-	NETGROUP="-DNETGROUP" TLI= EXTRA_CFLAGS="$(RPM_OPT_FLAGS) -DUSE_STRERROR -DSYS_ERRLIST_DEFINED -DBROKEN_SO_LINGER -Dss_family=__ss_family -Dss_len=__ss_len" all

+	LIBS="-lnsl" RANLIB=ranlib ARFLAGS=rv AUX_OBJ=weak_symbols.o \

+	NETGROUP="-DNETGROUP" TLI= EXTRA_CFLAGS="$(RPM_OPT_FLAGS)  -fPIC -DPIC -D_REENTRANT -DUSE_STRERROR -DSYS_ERRLIST_DEFINED -DBROKEN_SO_LINGER -Dss_family=__ss_family -Dss_len=__ss_len -DHAVE_WEAKSYMS" all

 linux-old:

 	@make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \

@@ -249,7 +249,7 @@ tandem:

 # Amdahl UTS 2.1.5 (Richard.Richmond@bridge.bst.bls.com)

 uts215:

-	@make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \   

+	@make REAL_DAEMON_DIR=$(REAL_DAEMON_DIR) STYLE=$(STYLE) \

 	LIBS="-lsocket" RANLIB=echo \

 	ARFLAGS=rv AUX_OBJ=setenv.o NETGROUP=-DNO_NETGROUP TLI= all

@@ -706,8 +706,9 @@ KIT	= README miscd.c tcpd.c fromhost.c h

 	scaffold.h tcpdmatch.8 README.NIS

 LIB	= libwrap.a

+SHLIB 	= libwrap.so

-all other: config-check tcpd tcpdmatch try-from safe_finger tcpdchk

+all other: config-check tcpd tcpdmatch try-from safe_finger tcpdchk $(SHLIB)

 # Invalidate all object files when the compiler options (CFLAGS) have changed.

@@ -724,6 +725,12 @@ $(LIB):	$(LIB_OBJ)

 	$(AR) $(ARFLAGS) $(LIB) $(LIB_OBJ)

 	-$(RANLIB) $(LIB)

+$(SHLIB): $(LIB_OBJ)

+	gcc -shared -fPIC -Wl,-soname -Wl,$(SHLIB).$(MAJOR) \

+		-o $(SHLIB).$(MAJOR).$(MINOR).$(REL) $^ $(LIBS)

+	ln -s $(SHLIB).$(MAJOR).$(MINOR).$(REL) $(SHLIB).$(MAJOR)

+	ln -s $(SHLIB).$(MAJOR).$(MINOR).$(REL) $(SHLIB)

+

 tcpd:	tcpd.o $(LIB)

 	$(CC) $(CFLAGS) -o $@ tcpd.o $(LIB) $(LIBS)

@@ -906,5 +913,6 @@ update.o: cflags

 update.o: mystdarg.h

 update.o: tcpd.h

 vfprintf.o: cflags

+weak_symbols.o: tcpd.h

 workarounds.o: cflags

 workarounds.o: tcpd.h

diff -up tcp_wrappers_7.6/tcpd.h.patch11 tcp_wrappers_7.6/tcpd.h

--- tcp_wrappers_7.6/tcpd.h.patch11	2008-08-29 09:45:12.000000000 +0200

+++ tcp_wrappers_7.6/tcpd.h	2008-08-29 09:45:12.000000000 +0200

@@ -4,6 +4,25 @@

   * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.

   */

+#ifndef _TCPWRAPPERS_TCPD_H

+#define _TCPWRAPPERS_TCPD_H

+

+/* someone else may have defined this */

+#undef  __P

+

+/* use prototypes if we have an ANSI C compiler or are using C++ */

+#if defined(__STDC__) || defined(__cplusplus)

+#define __P(args)       args

+#else

+#define __P(args)       ()

+#endif

+

+/* Need definitions of struct sockaddr_in and FILE. */

+#include <netinet/in.h>

+#include <stdio.h>

+

+__BEGIN_DECLS

+

 /* Structure to describe one communications endpoint. */

 #define STRING_LENGTH	128		/* hosts, users, processes */

@@ -92,10 +111,10 @@ struct request_info {

     char    pid[10];			/* access via eval_pid(request) */

     struct host_info client[1];		/* client endpoint info */

     struct host_info server[1];		/* server endpoint info */

-    void  (*sink) ();			/* datagram sink function or 0 */

-    void  (*hostname) ();		/* address to printable hostname */

-    void  (*hostaddr) ();		/* address to printable address */

-    void  (*cleanup) ();		/* cleanup function or 0 */

+    void  (*sink) __P((int));		/* datagram sink function or 0 */

+    void  (*hostname) __P((struct host_info *)); /* address to printable hostname */

+    void  (*hostaddr) __P((struct host_info *)); /* address to printable address */

+    void  (*cleanup) __P((struct request_info *)); /* cleanup function or 0 */

     struct netconfig *config;		/* netdir handle */

 };

@@ -132,33 +151,38 @@ extern char paranoid[];

 /* Global functions. */

 #if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT)

-extern void fromhost();			/* get/validate client host info */

+extern void fromhost __P((struct request_info *));			/* get/validate client host info */

 #else

 #define fromhost sock_host		/* no TLI support needed */

 #endif

-extern int hosts_access();		/* access control */

-extern void shell_cmd();		/* execute shell command */

-extern char *percent_x();		/* do %<char> expansion */

-extern void rfc931();			/* client name from RFC 931 daemon */

-extern void clean_exit();		/* clean up and exit */

-extern void refuse();			/* clean up and exit */

-extern char *xgets();			/* fgets() on steroids */

-extern char *split_at();		/* strchr() and split */

-extern unsigned long dot_quad_addr();	/* restricted inet_addr() */

-extern int numeric_addr();		/* IP4/IP6 inet_addr (restricted) */

-extern struct hostent *tcpd_gethostbyname();

+extern void shell_cmd __P((char *));		/* execute shell command */

+extern char *percent_x __P((char *, int, char *, struct request_info *));		/* do %<char> expansion */

+extern void rfc931 __P((struct sockaddr_gen *, struct sockaddr_gen *, char *));			/* client name from RFC 931 daemon */

+extern void clean_exit __P((struct request_info *));		/* clean up and exit */

+extern void refuse __P((struct request_info *));			/* clean up and exit */

+extern char *xgets __P((char *, int, FILE *));			/* fgets() on steroids */

+extern char *split_at __P((char *, int));		/* strchr() and split */

+extern unsigned long dot_quad_addr __P((char *));	/* restricted inet_addr() */

+extern int numeric_addr __P((char *, union gen_addr *, int *, int *));		/* IP4/IP6 inet_addr (restricted) */

+extern struct hostent *tcpd_gethostbyname __P((char *, int));

 					/* IP4/IP6 gethostbyname */

 #ifdef HAVE_IPV6

-extern char *skip_ipv6_addrs();		/* skip over colons in IPv6 addrs */

+extern char *skip_ipv6_addrs __P((char *));		/* skip over colons in IPv6 addrs */

 #else

 #define skip_ipv6_addrs(x)	x

 #endif

 /* Global variables. */

+#ifdef HAVE_WEAKSYMS

+extern int allow_severity __attribute__ ((weak)); /* for connection logging */

+extern int deny_severity __attribute__ ((weak)); /* for connection logging */

+#else

 extern int allow_severity;		/* for connection logging */

 extern int deny_severity;		/* for connection logging */

+#endif

+

 extern char *hosts_allow_table;		/* for verification mode redirection */

 extern char *hosts_deny_table;		/* for verification mode redirection */

 extern int hosts_access_verbose;	/* for verbose matching mode */

@@ -171,9 +195,14 @@ extern int resident;			/* > 0 if residen

   */

 #ifdef __STDC__

+extern int hosts_access(struct request_info *request);

+extern int hosts_ctl(char *daemon, char *client_name, char *client_addr, 

+                     char *client_user);

 extern struct request_info *request_init(struct request_info *,...);

 extern struct request_info *request_set(struct request_info *,...);

 #else

+extern int hosts_access();

+extern int hosts_ctl();

 extern struct request_info *request_init();	/* initialize request */

 extern struct request_info *request_set();	/* update request structure */

 #endif

@@ -196,27 +225,31 @@ extern struct request_info *request_set(

   * host_info structures serve as caches for the lookup results.

   */

-extern char *eval_user();		/* client user */

-extern char *eval_hostname();		/* printable hostname */

-extern char *eval_hostaddr();		/* printable host address */

-extern char *eval_hostinfo();		/* host name or address */

-extern char *eval_client();		/* whatever is available */

-extern char *eval_server();		/* whatever is available */

+extern char *eval_user __P((struct request_info *));	/* client user */

+extern char *eval_hostname __P((struct host_info *));	/* printable hostname */

+extern char *eval_hostaddr __P((struct host_info *));	/* printable host address */

+extern char *eval_hostinfo __P((struct host_info *));	/* host name or address */

+extern char *eval_client __P((struct request_info *));	/* whatever is available */

+extern char *eval_server __P((struct request_info *));	/* whatever is available */

 #define eval_daemon(r)	((r)->daemon)	/* daemon process name */

 #define eval_pid(r)	((r)->pid)	/* process id */

 /* Socket-specific methods, including DNS hostname lookups. */

-extern void sock_host();		/* look up endpoint addresses */

-extern void sock_hostname();		/* translate address to hostname */

-extern void sock_hostaddr();		/* address to printable address */

+/* look up endpoint addresses */

+extern void sock_host __P((struct request_info *));

+/* translate address to hostname */

+extern void sock_hostname __P((struct host_info *));

+/* address to printable address */

+extern void sock_hostaddr __P((struct host_info *));

+

 #define sock_methods(r) \

 	{ (r)->hostname = sock_hostname; (r)->hostaddr = sock_hostaddr; }

 /* The System V Transport-Level Interface (TLI) interface. */

 #if defined(TLI) || defined(PTX) || defined(TLI_SEQUENT)

-extern void tli_host();			/* look up endpoint addresses etc. */

+extern void tli_host __P((struct request_info *));	/* look up endpoint addresses etc. */

 #endif

  /*

@@ -257,7 +290,7 @@ extern struct tcpd_context tcpd_context;

   * behavior.

   */

-extern void process_options();		/* execute options */

+extern void process_options __P((char *, struct request_info *)); /* execute options */

 extern int dry_run;			/* verification flag */

 /* Bug workarounds. */

@@ -296,3 +329,7 @@ extern char *fix_strtok();

 #define strtok	my_strtok

 extern char *my_strtok();

 #endif

+

+__END_DECLS

+

+#endif /* tcpd.h */

diff -up /dev/null tcp_wrappers_7.6/weak_symbols.c

--- /dev/null	2008-08-29 10:35:15.589003986 +0200

+++ tcp_wrappers_7.6/weak_symbols.c	2008-08-29 09:45:12.000000000 +0200

@@ -0,0 +1,11 @@

+ /*

+  * @(#) weak_symbols.h 1.5 99/12/29 23:50

+  * 

+  * Author: Anthony Towns <ajt@debian.org>

+  */

+

+#ifdef HAVE_WEAKSYMS

+#include <syslog.h>

+int deny_severity = LOG_WARNING;

+int allow_severity = SEVERITY; 

+#endif

diff -up tcp_wrappers_7.6/scaffold.c.patch11 tcp_wrappers_7.6/scaffold.c

--- tcp_wrappers_7.6/scaffold.c.patch11	2013-01-28 11:08:48.598273563 +0100

+++ tcp_wrappers_7.6/scaffold.c	2013-01-28 11:08:56.069316992 +0100

@@ -25,7 +25,7 @@ static char sccs_id[] = "@(#) scaffold.c

 #define	INADDR_NONE	(-1)		/* XXX should be 0xffffffff */

 #endif

-extern char *malloc();

+extern void *malloc(size_t);

 /* Application-specific. */

@@ -180,10 +180,12 @@ struct request_info *request;

 /* ARGSUSED */

-void    rfc931(request)

-struct request_info *request;

+void    rfc931(rmt_sin, our_sin, dest)

+struct sockaddr_gen *rmt_sin;

+struct sockaddr_gen *our_sin;

+char   *dest;

 {

-    strcpy(request->user, unknown);

+    strcpy(dest, unknown);

 }

 /* check_path - examine accessibility */