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diff -ru nix-1.11.7/scripts/download-from-binary-cache.pl.in nix-1.11.7-new/scripts/download-from-binary-cache.pl.in
--- nix-1.11.7/scripts/download-from-binary-cache.pl.in	1970-01-01 00:00:01.000000000 +0000
+++ nix-1.11.7-new/scripts/download-from-binary-cache.pl.in	2017-03-16 22:54:37.938616657 +0000
@@ -86,6 +86,7 @@
     $curl->setopt(CURLOPT_USERAGENT, $userAgent);
     $curl->setopt(CURLOPT_NOBODY, 1) if $head;
     $curl->setopt(CURLOPT_FAILONERROR, 1);
+    $curl->setopt(CURLOPT_NETRC, 1);
     $curl->setopt(CURLOPT_CONNECTTIMEOUT, $curlConnectTimeout);
     $curl->setopt(CURLOPT_TIMEOUT, 20 * 60);
 
@@ -563,7 +564,7 @@
         die if $requireSignedBinaryCaches && !defined $info->{signedBy};
         print STDERR "\n*** Downloading ‘$url’ ", ($requireSignedBinaryCaches ? "(signed by ‘$info->{signedBy}’) " : ""), "to ‘$storePath’...\n";
         checkURL $url;
-        if (system("$Nix::Config::curl --fail --location --connect-timeout $curlConnectTimeout -A '$userAgent' $Nix::Config::curlCaFlag '$url' $decompressor | $Nix::Config::binDir/nix-store --restore $destPath") != 0) {
+        if (system("$Nix::Config::curl -n --fail --location --connect-timeout $curlConnectTimeout -A '$userAgent' $Nix::Config::curlCaFlag '$url' $decompressor | $Nix::Config::binDir/nix-store --restore $destPath") != 0) {
             warn "download of ‘$url’ failed" . ($! ? ": $!" : "") . "\n";
             next;
         }