diff --git a/config.mak.uname b/config.mak.uname
index 4e903642f8..9ac8dc3cdf 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -568,7 +568,6 @@ ifneq (,$(findstring MINGW,$(uname_S)))
 	NO_STRTOUMAX = YesPlease
 	NO_MKDTEMP = YesPlease
 	NO_SVN_TESTS = YesPlease
-	NO_PERL_MAKEMAKER = YesPlease
 	RUNTIME_PREFIX = YesPlease
 	HAVE_WPGMPTR = YesWeDo
 	NO_ST_BLOCKS_IN_STRUCT_STAT = YesPlease
diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index ee1efcc59d..748e263169 100755
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -1180,8 +1180,8 @@ test_expect_success $PREREQ 'in-reply-to but no threading' '
 		--to=nobody@example.com \
 		--in-reply-to="<in-reply-id@example.com>" \
 		--no-thread \
-		$patches |
-	grep "In-Reply-To: <in-reply-id@example.com>"
+		$patches >out &&
+	grep "In-Reply-To: <in-reply-id@example.com>" out
 '
 
 test_expect_success $PREREQ 'no in-reply-to and no threading' '
diff --git a/t/t9020-remote-svn.sh b/t/t9020-remote-svn.sh
index 6fca08e5e3..76d9be2e1d 100755
--- a/t/t9020-remote-svn.sh
+++ b/t/t9020-remote-svn.sh
@@ -12,6 +12,12 @@ then
 	test_done
 fi
 
+if test_have_prereq MINGW
+then
+	skip_all='skipping remote-svn tests for lack of POSIX'
+	test_done
+fi
+
 # Override svnrdump with our simulator
 PATH="$HOME:$PATH"
 export PATH PYTHON_PATH GIT_BUILD_DIR
diff --git a/t/t9116-git-svn-log.sh b/t/t9116-git-svn-log.sh
index 45773ee560..0a9f1ef366 100755
--- a/t/t9116-git-svn-log.sh
+++ b/t/t9116-git-svn-log.sh
@@ -43,14 +43,18 @@ test_expect_success 'setup repository and import' '
 
 test_expect_success 'run log' "
 	git reset --hard origin/a &&
-	git svn log -r2 origin/trunk | grep ^r2 &&
-	git svn log -r4 origin/trunk | grep ^r4 &&
-	git svn log -r3 | grep ^r3
+	git svn log -r2 origin/trunk >out &&
+	grep ^r2 out &&
+	git svn log -r4 origin/trunk >out &&
+	grep ^r4 out &&
+	git svn log -r3 >out &&
+	grep ^r3 out
 	"
 
 test_expect_success 'run log against a from trunk' "
 	git reset --hard origin/trunk &&
-	git svn log -r3 origin/a | grep ^r3
+	git svn log -r3 origin/a >out &&
+	grep ^r3 out
 	"
 
 printf 'r1 \nr2 \nr4 \n' > expected-range-r1-r2-r4
diff --git a/t/test-lib.sh b/t/test-lib.sh
index 6d68cad176..d46dcea1f8 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -747,7 +747,12 @@ test_eval_ () {
 	#     be _inside_ the block to avoid polluting the "set -x" output
 	#
 
-	test_eval_inner_ "$@" </dev/null >&3 2>&4
+	if test -n "$TEST_NO_REDIRECT"
+	then
+		test_eval_inner_ "$@"
+	else
+		test_eval_inner_ "$@" </dev/null >&3 2>&4
+	fi
 	{
 		test_eval_ret_=$?
 		if want_trace