lwipv6: fix cross, musl

common/shlibs

@@ -3088,3 +3088,4 @@ libarcan_shmif_ext.so.0.11 arcan-0.5.4.3_1
 libarcan_shmif_server.so.0.11 arcan-0.5.4.3_1
 libarcan_tui.so.0.11 arcan-0.5.4.3_1
 libscrypt.so.0 libscrypt-devel-1.21_1
+liblwipv6.so.2 lwipv6-1.5a_1

srcpkgs/lwipv6/patches/musl.patch

@@ -0,0 +1,36 @@
+--- lwip-v6/src/include/lwip/if.h.orig
++++ lwip-v6/src/include/lwip/if.h
+@@ -183,18 +183,14 @@
+ # define _IOT_ifconf _IOT(_IOTS(struct ifconf),1,0,0,0,0) /* not right */
+ #endif	/* Misc.  */
+ 
+-__BEGIN_DECLS
+-
+ /* Convert an interface name to an index, and vice versa.  */
+-extern unsigned int if_nametoindex (__const char *__ifname) __THROW;
+-extern char *if_indextoname (unsigned int __ifindex, char *__ifname) __THROW;
++extern unsigned int if_nametoindex (__const char *__ifname);
++extern char *if_indextoname (unsigned int __ifindex, char *__ifname);
+ 
+ /* Return a list of all interfaces and their indices.  */
+-extern struct if_nameindex *if_nameindex (void) __THROW;
++extern struct if_nameindex *if_nameindex (void);
+ 
+ /* Free the data returned from if_nameindex.  */
+-extern void if_freenameindex (struct if_nameindex *__ptr) __THROW;
+-
+-__END_DECLS
++extern void if_freenameindex (struct if_nameindex *__ptr);
+ 
+ #endif /* net/if.h */
+--- lwip-v6/src/include/lwip/sockets.h.orig
++++ lwip-v6/src/include/lwip/sockets.h
+@@ -479,8 +479,6 @@
+    this large value the readv/writev call will not fail because of this.  */
+ #define UIO_MAXIOV      1024
+ 
+-#define size_t          u32_t
+-
+ #if 0
+ /* Structure for scatter/gather I/O.  */
+ struct iovec {

srcpkgs/lwipv6/template

@@ -3,13 +3,14 @@ pkgname=lwipv6
 version=1.5a
 revision=1
 build_style=gnu-configure
-hostmakedepends="libpcap-devel vde2-devel"
+makedepends="libpcap-devel vde2-devel"
 short_desc="User level (lightweight) TCP/IP stack with IPv6 support"
 maintainer="Leah Neukirchen <leah@vuxu.org>"
 license="GPL-2"
 homepage="http://wiki.v2.cs.unibo.it/wiki/index.php/LWIPV6"
 distfiles="${SOURCEFORGE_SITE}/view-os/${pkgname}/${version}/${pkgname}-${version}.tar.bz2"
 checksum=4ad9415c0bf9a2aca0aa858ac1601c20d7c04b5d051d000d4a03eb1eeb0ed05a
+CPPFLAGS='-DGNU_SOURCE -D__USE_MISC -D__caddr_t=caddr_t'
 
 lwipv6-devel_package() {
 	short_desc+=" - development files"