postfix: Upgrade to 3.4.1 release

Fix build with kernel >= 5.x

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-networking/recipes-daemons/postfix/files/linux_5.x.patch

@@ -0,0 +1,27 @@
+Recognise kernel 5.x versioning scheme
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+--- a/makedefs
++++ b/makedefs
+@@ -543,7 +543,7 @@ EOF
+ 		: ${SHLIB_ENV="LD_LIBRARY_PATH=`pwd`/lib"}
+ 		: ${PLUGIN_LD="${CC-gcc} -shared"}
+ 		;;
+-  Linux.[34].*)	SYSTYPE=LINUX$RELEASE_MAJOR
++  Linux.[345].*)	SYSTYPE=LINUX$RELEASE_MAJOR
+ 		case "$CCARGS" in
+ 		 *-DNO_DB*) ;;
+ 		 *-DHAS_DB*) ;;
+--- a/src/util/sys_defs.h
++++ b/src/util/sys_defs.h
+@@ -749,7 +749,7 @@ extern int initgroups(const char *, int)
+  /*
+   * LINUX.
+   */
+-#if defined(LINUX2) || defined(LINUX3) || defined(LINUX4)
++#if defined(LINUX2) || defined(LINUX3) || defined(LINUX4) || defined(LINUX5)
+ #define SUPPORTED
+ #define UINT32_TYPE	unsigned int
+ #define UINT16_TYPE	unsigned short

meta-networking/recipes-daemons/postfix/postfix_3.4.1.bb

@@ -4,9 +4,9 @@ SRC_URI += "file://0001-makedefs-Use-native-compiler-to-build-makedefs.test.patc
             file://postfix-install.patch \
             file://icu-config.patch \
             file://0001-makedefs-add-lnsl-and-lresolv-to-SYSLIBS-by-default.patch \
+            file://linux_5.x.patch \
            "
-
-SRC_URI[md5sum] = "4381c6492f415e4a69cf5099d4acea76"
-SRC_URI[sha256sum] = "54f514dae42b5275cb4bc9c69283f16c06200b71813d0bb696568c4ba7ae7e3b"
+SRC_URI[md5sum] = "d292bb49a1c79ff6d2eb9c5e88c51425"
+SRC_URI[sha256sum] = "8c9763f7a8ec70d499257b7f25bb50e1f3da8a4c43e59826ba8a26c4a778d0ce"
 
 UPSTREAM_CHECK_REGEX = "postfix\-(?P<pver>3\.3(\.\d+)+).tar.gz"