c-ares: fix path to file '/etc/hosts'

packages/c-ares/build.sh

@@ -1,5 +1,6 @@
 TERMUX_PKG_HOMEPAGE=https://c-ares.haxx.se
 TERMUX_PKG_DESCRIPTION="C library for asynchronous DNS requests (including name resolves)"
 TERMUX_PKG_VERSION=1.13.0
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=http://c-ares.haxx.se/download/c-ares-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=03f708f1b14a26ab26c38abd51137640cb444d3ec72380b21b20f1a8d2861da7

packages/c-ares/fix-path-etc-hosts.patch

@@ -0,0 +1,12 @@
+diff -uNr c-ares-1.13.0/ares_private.h c-ares-1.13.0.mod/ares_private.h
+--- c-ares-1.13.0/ares_private.h	2017-06-16 15:53:03.000000000 +0300
++++ c-ares-1.13.0.mod/ares_private.h	2017-09-12 11:24:17.332992105 +0300
+@@ -84,7 +84,7 @@
+ #ifdef ETC_INET
+ #define PATH_HOSTS              "/etc/inet/hosts"
+ #else
+-#define PATH_HOSTS              "/etc/hosts"
++#define PATH_HOSTS              "@TERMUX_PREFIX@/etc/hosts"
+ #endif
+ 
+ #endif