libnl: fix build with ndk-r23

packages/libnl/build.sh

@@ -3,6 +3,7 @@ TERMUX_PKG_DESCRIPTION="Collection of libraries providing APIs to netlink protoc
 TERMUX_PKG_LICENSE="GPL-2.0"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=3.5.0
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=https://github.com/thom311/libnl/releases/download/libnl${TERMUX_PKG_VERSION//./_}/libnl-$TERMUX_PKG_VERSION.tar.gz
 TERMUX_PKG_SHA256=352133ec9545da76f77e70ccb48c9d7e5324d67f6474744647a7ed382b5e05fa
 TERMUX_PKG_AUTO_UPDATE=true

packages/libnl/socket.h.patch

@@ -0,0 +1,24 @@
+--- ../socket.h.orig	2021-10-05 20:33:54.147771599 +0200
++++ ./include/linux-private/linux/socket.h	2021-10-05 20:37:22.881231039 +0200
+@@ -2,21 +2,7 @@
+ #ifndef _LINUX_SOCKET_H
+ #define _LINUX_SOCKET_H
+ 
+-/*
+- * Desired design of maximum size and alignment (see RFC2553)
+- */
+-#define _K_SS_MAXSIZE	128	/* Implementation specific max size */
+-#define _K_SS_ALIGNSIZE	(__alignof__ (struct sockaddr *))
+-				/* Implementation specific desired alignment */
+ 
+ typedef unsigned short __kernel_sa_family_t;
+ 
+-struct __kernel_sockaddr_storage {
+-	__kernel_sa_family_t	ss_family;		/* address family */
+-	/* Following field(s) are implementation specific */
+-	char		__data[_K_SS_MAXSIZE - sizeof(unsigned short)];
+-				/* space to achieve desired size, */
+-				/* _SS_MAXSIZE value minus size of ss_family */
+-} __attribute__ ((aligned(_K_SS_ALIGNSIZE)));	/* force desired alignment */
+-
+ #endif /* _LINUX_SOCKET_H */