--- /dev/null
+--- ./src/bin/pg_upgrade/test.sh 2016-10-25 01:38:51.000000000 +0530
++++ ../test.sh 2017-01-23 10:08:52.568213209 +0530
+@@ -44,15 +44,15 @@
+ if [ "x$PGHOST" = x ]; then
+ {
+ dir=`(umask 077 &&
+- mktemp -d /tmp/pg_upgrade_check-XXXXXX) 2>/dev/null` &&
++ mktemp -d @TERMUX_PREFIX@/tmp/pg_upgrade_check-XXXXXX) 2>/dev/null` &&
+ [ -d "$dir" ]
+ } ||
+ {
+- dir=/tmp/pg_upgrade_check-$$-$RANDOM
++ dir=@TERMUX_PREFIX@/tmp/pg_upgrade_check-$$-$RANDOM
+ (umask 077 && mkdir "$dir")
+ } ||
+ {
+- echo "could not create socket temporary directory in \"/tmp\""
++ echo "could not create socket temporary directory in \"@TERMUX_PREFIX@/tmp\""
+ exit 1
+ }
+