diff -uNr squid-4.8/src/dns_internal.cc squid-4.8.mod/src/dns_internal.cc
--- squid-4.8/src/dns_internal.cc	2019-07-09 22:05:20.000000000 +0300
+++ squid-4.8.mod/src/dns_internal.cc	2019-09-23 15:39:36.373673900 +0300
@@ -52,7 +52,7 @@
 #define REG_VXD_MSTCP "SYSTEM\\CurrentControlSet\\Services\\VxD\\MSTCP"
 #endif
 #ifndef _PATH_RESCONF
-#define _PATH_RESCONF "/etc/resolv.conf"
+#define _PATH_RESCONF "@TERMUX_PREFIX@/etc/resolv.conf"
 #endif
 #ifndef NS_DEFAULTPORT
 #define NS_DEFAULTPORT 53
@@ -1610,7 +1610,7 @@
 #if _SQUID_WINDOWS_
         debugs(78, DBG_IMPORTANT, "Please check your TCP-IP settings or /etc/resolv.conf file");
 #else
-        debugs(78, DBG_IMPORTANT, "Please check your /etc/resolv.conf file");
+        debugs(78, DBG_IMPORTANT, "Please check your @TERMUX_PREFIX@/etc/resolv.conf file");
 #endif
 
         debugs(78, DBG_IMPORTANT, "or use the 'dns_nameservers' option in squid.conf.");