Unbreak with gcc >= 3.4

PR:		ports/83804
Submitted by:	Thomas-Martin Seck <tmseck@netcologne.de> (maintainer)
Approved by:	flz (mentor)

mail/usendmail/Makefile

@@ -22,14 +22,17 @@ QMAIL_DIR?=	/var/qmail
 NO_SIZE=	yes
 USE_REINPLACE=	yes
 WRKSRC=		${WRKDIR}/mail/${DISTNAME}
-PKGMESSAGE=	${WRKDIR}/pkg-message
 
 PLIST_FILES=	sbin/usendmail
 PORTDOCS=	NEWS README
+SUB_FILES=	pkg-message
+SUB_LIST=	QMAIL_DIR=${QMAIL_DIR}
 
-do-patch:
+post-patch:
 	@${REINPLACE_CMD} -e 's,/var/qmail,${QMAIL_DIR},' \
 	    ${WRKSRC}/src/usendmail.c
+	@${REINPLACE_CMD} -e 's,^CC=,CC\?=,' \
+	    ${WRKSRC}/src/Makefile
 
 do-build:
 	cd ${WRKSRC} && ./package/build
@@ -40,11 +43,6 @@ do-install:
 	@${MKDIR} ${DOCSDIR}
 	cd ${WRKSRC}/src && ${INSTALL_DATA} ${PORTDOCS} ${DOCSDIR}
 .endif
-
-post-install:
-	@${SED} -e 's:%%PREFIX%%:${PREFIX}:g' \
-	    -e's:%%QMAIL_DIR%%:${QMAIL_DIR}:g' <pkg-message \
-	    >${PKGMESSAGE}
 	@${CAT} ${PKGMESSAGE}
 
 .include <bsd.port.mk>

mail/usendmail/files/patch-src_env_get.c

@@ -0,0 +1,10 @@
+--- src/env_get.c.orig	Wed Jul 20 19:28:21 2005
++++ src/env_get.c	Wed Jul 20 19:28:43 2005
+@@ -4,7 +4,6 @@
+  */
+ #include "env.h"
+ 
+-extern char **environ;
+ char *env_get(const char *var)
+ {
+ 	int e;

mail/usendmail/files/patch-src_uogetopt.c

@@ -0,0 +1,48 @@
+--- src/uogetopt.c.orig	Wed Jul 20 19:28:57 2005
++++ src/uogetopt.c	Wed Jul 20 19:31:50 2005
+@@ -116,7 +116,8 @@
+ #define SETEXITVOID() do { SETEXIT(); return; } while(0)
+ #define SETEXITRET(x) do { SETEXIT(); return x; } while(0)
+ 
+-static void outplus(void (*out)(int, const char *),
++static attribute_regparm(2) void
++outplus(void (*out)(int, const char *),
+ 	const char *s)
+ {
+ 	unsigned int l;
+@@ -140,7 +141,7 @@
+ #define uogetopt_hlong(e,s,o) uogetopt_num(e,1,s,o)
+ 
+ 
+-static unsigned int 
++static attribute_regparm(2) unsigned int 
+ outandcount(void (*out)(int iserr,const char *), const char *s)
+ {
+ 	if (!s) return 0;
+@@ -231,7 +232,7 @@
+ 	} while (EXPECT(*p,1) && EXPECT(p[1],1));
+ }
+ 
+-static void	
++static attribute_regparm(2) void	
+ uogetopt_printver(uogetopt_env_t *env, int maxlen)
+ {
+ 	int l;
+@@ -249,7 +250,7 @@
+ 	env->out(0,env->version);
+ }
+ 
+-static void 
++static attribute_regparm(3) void 
+ handle_argopt(uogetopt_env_t *env, uogetopt_t *o, char *arg)
+ {
+ 	int at=o->argtype;
+@@ -274,7 +275,7 @@
+ #define PRINTHELP_MODE_SHORT 0
+ #define PRINTHELP_MODE_NORM  1
+ #define PRINTHELP_MODE_LONG  2
+-static void 
++static attribute_regparm(2) void 
+ uogetopt_printhelp(uogetopt_env_t *env, int mode)
+ {
+ 	uogetopt_t *opts=env->opts;