diff -uNr gzip-1.10/zdiff.in gzip-1.10.mod/zdiff.in
--- gzip-1.10/zdiff.in	2018-03-31 06:55:32.000000000 +0300
+++ gzip-1.10.mod/zdiff.in	2019-03-01 18:41:43.685032331 +0200
@@ -119,7 +119,7 @@
                         case $TMPDIR in
                           / | /*/) ;;
                           /*) TMPDIR=$TMPDIR/;;
-                          *) TMPDIR=/tmp/;;
+                          *) TMPDIR=@TERMUX_PREFIX@/tmp/;;
                         esac
                         if type mktemp >/dev/null 2>&1; then
                           tmp=`mktemp "${TMPDIR}zdiffXXXXXXXXX"` ||