atftp: fixes musl libc build

The patches derive from buildroot:
https://git.busybox.net/buildroot/commit/?id=ef33c008e3c5048d1442f8b0f6336db2fa8d79a1

Signed-off-by: Ming Liu <peter.x.liu@external.atlascopco.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>

meta-networking/recipes-daemons/atftp/atftp/0001-argz.h-fix-musl-compile-add-missing-defines.patch

@@ -0,0 +1,45 @@
+From 543e67919f5cacf309ac88ab091331e41af4224b Mon Sep 17 00:00:00 2001
+From: Peter Seiderer <ps.report@gmx.net>
+Date: Thu, 16 Apr 2015 22:41:57 +0200
+Subject: [PATCH] argz.h: fix musl compile (add missing defines)
+
+Upstream-Status: Pending
+
+Add __THROW, __BEGIN_DECLS, __END_DECLS and __attribute_pure__ defines.
+
+Signed-off-by: Peter Seiderer <ps.report@gmx.net>
+Signed-off-by: Ming Liu <peter.x.liu@external.atlascopco.com>
+---
+ argz.h | 16 ++++++++++++++++
+ 1 file changed, 16 insertions(+)
+
+diff --git a/argz.h b/argz.h
+index 582be55..bdf9f62 100644
+--- a/argz.h
++++ b/argz.h
+@@ -48,6 +48,22 @@
+ # define __const const
+ #endif
+ 
++#ifndef __THROW
++# define __THROW
++#endif
++
++#ifndef __BEGIN_DECLS
++# define __BEGIN_DECLS
++#endif
++
++#ifndef __END_DECLS
++# define __END_DECLS
++#endif
++
++#ifndef __attribute_pure__
++# define __attribute_pure__
++#endif
++
+ #ifndef __error_t_defined
+ typedef int error_t;
+ #endif
+-- 
+2.1.4
+

meta-networking/recipes-daemons/atftp/atftp/0002-tftp.h-tftpd.h-fix-musl-compile-missing-include.patch

@@ -0,0 +1,43 @@
+From 77e399899d9d7297d23c321811b628febdf0fd92 Mon Sep 17 00:00:00 2001
+From: Peter Seiderer <ps.report@gmx.net>
+Date: Thu, 16 Apr 2015 22:43:49 +0200
+Subject: [PATCH] tftp.h/tftpd.h: fix musl compile (missing include)
+
+Upstream-Status: Pending
+
+Add sys/types.h include for u_char typedef.
+
+Signed-off-by: Peter Seiderer <ps.report@gmx.net>
+Signed-off-by: Ming Liu <peter.x.liu@external.atlascopco.com>
+---
+ tftp.h  | 1 +
+ tftpd.h | 1 +
+ 2 files changed, 2 insertions(+)
+
+diff --git a/tftp.h b/tftp.h
+index 12bd6aa..32a3f63 100644
+--- a/tftp.h
++++ b/tftp.h
+@@ -19,6 +19,7 @@
+ 
+ #include <sys/time.h>
+ #include <sys/times.h>
++#include <sys/types.h>
+ #include "tftp_def.h"
+ #include "config.h"
+ 
+diff --git a/tftpd.h b/tftpd.h
+index 945065e..60d3a49 100644
+--- a/tftpd.h
++++ b/tftpd.h
+@@ -20,6 +20,7 @@
+ #include <pthread.h>
+ #include <arpa/tftp.h>
+ #include <arpa/inet.h>
++#include <sys/types.h>
+ #include "tftp_io.h"
+ 
+ /*
+-- 
+2.1.4
+

meta-networking/recipes-daemons/atftp/atftp_git.bb

@@ -15,6 +15,10 @@ SRC_URI = "git://git.code.sf.net/p/atftp/code \
            file://atftpd.service \
            file://atftp-0.7-sorcerers_apprentice.patch \
 "
+SRC_URI_append_libc-musl = " file://0001-argz.h-fix-musl-compile-add-missing-defines.patch \
+                             file://0002-tftp.h-tftpd.h-fix-musl-compile-missing-include.patch \
+                           "
+
 S = "${WORKDIR}/git"
 
 inherit autotools update-rc.d systemd