mail/mboxgrep: fixes for -fno-common and missing prototypes

mail/mboxgrep/Makefile

@@ -1,8 +1,9 @@
-# $OpenBSD: Makefile,v 1.15 2019/07/12 21:02:22 sthen Exp $
+# $OpenBSD: Makefile,v 1.16 2021/02/03 19:13:11 naddy Exp $
 
 COMMENT=		scan mailboxes for messages matching a regular expression
 
 DISTNAME=		mboxgrep-0.7.9
+REVISION=		0
 CATEGORIES=		mail
 
 HOMEPAGE=		http://www.mboxgrep.org/
@@ -21,8 +22,7 @@ CONFIGURE_STYLE=	gnu dest
 CONFIGURE_ENV=		CPPFLAGS="-I${LOCALBASE}/include" \
 			LIBS="-L${LOCALBASE}/lib"
 
-# md5.c:122: warning: incompatible implicit declaration of built-in function 'bcopy'
-CFLAGS +=		-DSTDC_HEADERS
+CFLAGS +=		-DHAVE_CONFIG_H
 
 NO_TEST=		Yes
 

mail/mboxgrep/patches/patch-src_main_c

@@ -1,11 +1,22 @@
-$OpenBSD: patch-src_main_c,v 1.1 2015/06/19 12:44:49 ajacoutot Exp $
+$OpenBSD: patch-src_main_c,v 1.2 2021/02/03 19:13:11 naddy Exp $
+
+fix for -fno-common
 
 main.c:317: warning: dereferencing 'void *' pointer
 main.c:317: error: request for member '_file' in something not a structure or union
 
---- src/main.c.orig	Fri Jun 19 14:37:26 2015
-+++ src/main.c	Fri Jun 19 14:37:27 2015
-@@ -55,7 +55,7 @@ pcre_extra *hints;
+Index: src/main.c
+--- src/main.c.orig
++++ src/main.c
+@@ -47,6 +47,7 @@
+ #include <dmalloc.h>
+ #endif /* HAVE_LIBDMALLOC */
+ 
++option_t config;
+ regex_t posix_pattern;
+ #ifdef HAVE_LIBPCRE
+ pcre *pcre_pattern;
+@@ -55,7 +56,7 @@ pcre_extra *hints;
  char *boxname, *outboxname, *pipecmd, *tmpfilename;
  int maildir_count = 0;
  int count = 0;

mail/mboxgrep/patches/patch-src_mboxgrep_h

@@ -0,0 +1,13 @@
+$OpenBSD: patch-src_mboxgrep_h,v 1.1 2021/02/03 19:13:11 naddy Exp $
+
+Index: src/mboxgrep.h
+--- src/mboxgrep.h.orig
++++ src/mboxgrep.h
+@@ -129,6 +129,6 @@ typedef struct
+ }
+ option_t;
+ 
+-option_t config;
++extern option_t config;
+ 
+ #endif /* MBOXGREP_H */

mail/mboxgrep/patches/patch-src_misc_c

@@ -0,0 +1,19 @@
+$OpenBSD: patch-src_misc_c,v 1.1 2021/02/03 19:13:11 naddy Exp $
+
+Index: src/misc.c
+--- src/misc.c.orig
++++ src/misc.c
+@@ -20,12 +20,9 @@
+ 
+-#define _XOPEN_SOURCE  /* Pull in strptime(3) from time.h */
+-#define _BSD_SOURCE    /* Compensate for _XOPEN_SOURCE to pull in strdup(3)
+-                        * from string.h. */
+-
+ #include <config.h>
+ 
+ #include <stdio.h>
+ #include <string.h>
++#include <strings.h>
+ #include <errno.h>
+ #include <stdlib.h>
+ #include <time.h>