diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5e0e12bb59..9afc2c61e5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,6 +11,7 @@ variables:
   # VirtualBox driver needs to set build_dir to "/builds" in gitlab-runner.toml
   KYUA_RESULT: "$CI_PROJECT_DIR/kyua.results"
 
+  GIT_DEPTH: 1
   BUILD_PARALLEL_JOBS: 6
   TEST_PARALLEL_JOBS: 6
 
@@ -24,6 +25,13 @@ stages:
 
 ### Runner Tag Templates
 
+# Note: FreeBSD runners extract the FreeBSD version to use from job name
+
+.freebsd-amd64: &freebsd_amd64
+  tags:
+    - freebsd
+    - amd64
+
 .linux-amd64: &linux_amd64
   tags:
     - linux
@@ -182,7 +190,7 @@ stages:
     when: on_failure
 
 .kyua_report: &kyua_report_html |
-  kyua report-html \
+  kyua --logfile /dev/null report-html \
        --force \
        --results-file "$KYUA_RESULT" \
        --results-filter "" \
@@ -661,6 +669,57 @@ unit:pkcs11:sid:amd64:
     - pkcs11:sid:amd64
   needs: ["pkcs11:sid:amd64"]
 
+# Jobs for Clang builds on FreeBSD 11.3 (amd64)
+
+clang:freebsd11.3:amd64:
+  variables:
+    CFLAGS: "-Wall -Wextra -O2 -g"
+  <<: *freebsd_amd64
+  <<: *build_job
+  when: manual
+
+system:clang:freebsd11.3:amd64:
+  <<: *freebsd_amd64
+  <<: *system_test_job
+  dependencies:
+    - clang:freebsd11.3:amd64
+  needs: ["clang:freebsd11.3:amd64"]
+  when: manual
+
+unit:clang:freebsd11.3:amd64:
+  <<: *freebsd_amd64
+  <<: *unit_test_job
+  dependencies:
+    - clang:freebsd11.3:amd64
+  needs: ["clang:freebsd11.3:amd64"]
+  when: manual
+
+# Jobs for Clang builds on FreeBSD 12.0 (amd64)
+
+clang:freebsd12.0:amd64:
+  variables:
+    CFLAGS: "-Wall -Wextra -O2 -g"
+    EXTRA_CONFIGURE: "--enable-dnstap"
+  <<: *freebsd_amd64
+  <<: *build_job
+  when: manual
+
+system:clang:freebsd12.0:amd64:
+  <<: *freebsd_amd64
+  <<: *system_test_job
+  dependencies:
+    - clang:freebsd12.0:amd64
+  needs: ["clang:freebsd12.0:amd64"]
+  when: manual
+
+unit:clang:freebsd12.0:amd64:
+  <<: *freebsd_amd64
+  <<: *unit_test_job
+  dependencies:
+    - clang:freebsd12.0:amd64
+  needs: ["clang:freebsd12.0:amd64"]
+  when: manual
+
 # Jobs with libtool disabled
 
 nolibtool:sid:amd64:
diff --git a/config.h.in b/config.h.in
index e2cf7e911e..5f66011d53 100644
--- a/config.h.in
+++ b/config.h.in
@@ -544,6 +544,9 @@
    non-blocking. */
 #undef USE_FIONBIO_IOCTL
 
+/* Define if libtool is used for compilation */
+#undef USE_LIBTOOL
+
 /* define if OpenSSL is used for Public-Key Cryptography */
 #undef USE_OPENSSL
 
diff --git a/configure b/configure
index 33f4fd8a3c..53251a64b7 100755
--- a/configure
+++ b/configure
@@ -15827,6 +15827,9 @@ $as_echo "yes" >&6; }
 		LIBTOOL_MODE_LINK='--mode=link'
 		LIBTOOL_MODE_UNINSTALL='--mode=uninstall'
 		INSTALL_LIBRARY='${INSTALL_PROGRAM}'
+
+$as_echo "#define USE_LIBTOOL 1" >>confdefs.h
+
 		;;
 	*)
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
diff --git a/configure.ac b/configure.ac
index 9dacb39aa5..bfb4bc5094 100644
--- a/configure.ac
+++ b/configure.ac
@@ -669,6 +669,7 @@ case $use_libtool in
 		LIBTOOL_MODE_LINK='--mode=link'
 		LIBTOOL_MODE_UNINSTALL='--mode=uninstall'
 		INSTALL_LIBRARY='${INSTALL_PROGRAM}'
+		AC_DEFINE([USE_LIBTOOL],[1],[Define if libtool is used for compilation])
 		;;
 	*)
 		AC_MSG_RESULT(no)
diff --git a/lib/dns/tests/tkey_test.c b/lib/dns/tests/tkey_test.c
index 5b0fb033dc..f89611206e 100644
--- a/lib/dns/tests/tkey_test.c
+++ b/lib/dns/tests/tkey_test.c
@@ -27,7 +27,7 @@
 
 #include <dns/tkey.h>
 
-#if LD_WRAP
+#if defined(USE_LIBTOOL) || LD_WRAP
 static isc_mem_t mock_mctx = {
 	.impmagic = 0,
 	.magic = ISCAPI_MCTX_MAGIC,
@@ -84,14 +84,14 @@ __wrap_isc__mem_putanddetach(isc_mem_t **ctxp, void *ptr, size_t size) {
 	__wrap_isc_mem_detach(ctxp);
 }
 
-
+#ifdef USE_LIBTOOL
 #if ISC_MEM_TRACKLINES
 #define FLARG		, const char *file, unsigned int line
 #else
 #define FLARG
 #endif
 
-__attribute__((weak)) void *
+void *
 isc__mem_get(isc_mem_t *mctx, size_t size FLARG)
 {
 	UNUSED(file);
@@ -99,7 +99,7 @@ isc__mem_get(isc_mem_t *mctx, size_t size FLARG)
 	return (__wrap_isc__mem_get(mctx, size));
 }
 
-__attribute__((weak)) void
+void
 isc__mem_put(isc_mem_t *ctx0, void *ptr, size_t size FLARG)
 {
 	UNUSED(file);
@@ -107,22 +107,23 @@ isc__mem_put(isc_mem_t *ctx0, void *ptr, size_t size FLARG)
 	__wrap_isc__mem_put(ctx0, ptr, size);
 }
 
-__attribute__((weak)) void
+void
 isc_mem_attach(isc_mem_t *source0, isc_mem_t **targetp) {
 	__wrap_isc_mem_attach(source0, targetp);
 }
 
-__attribute__((weak)) void
+void
 isc_mem_detach(isc_mem_t **ctxp) {
 	__wrap_isc_mem_detach(ctxp);
 }
 
-__attribute__((weak)) void
+void
 isc__mem_putanddetach(isc_mem_t **ctxp, void *ptr, size_t size FLARG){
 	UNUSED(file);
 	UNUSED(line);
 	__wrap_isc__mem_putanddetach(ctxp, ptr, size);
 }
+#endif /* USE_LIBTOOL */
 
 static int
 _setup(void **state) {
@@ -166,11 +167,11 @@ dns_tkeyctx_destroy_test(void **state) {
 	assert_non_null(tctx);
 	dns_tkeyctx_destroy(&tctx);
 }
-#endif /* LD_WRAP */
+#endif /* defined(USE_LIBTOOL) || LD_WRAP */
 
 int
 main(void) {
-#if LD_WRAP
+#if defined(USE_LIBTOOL) || LD_WRAP
 	const struct CMUnitTest tkey_tests[] = {
 		cmocka_unit_test_teardown(dns_tkeyctx_create_test, _teardown),
 		cmocka_unit_test_setup(dns_tkeyctx_destroy_test, _setup),
@@ -186,9 +187,9 @@ main(void) {
 #endif
 	};
 	return (cmocka_run_group_tests(tkey_tests, NULL, NULL));
-#else /* LD_WRAP */
-	print_message("1..0 # Skip tkey_test requires LD_WRAP\n");
-#endif /* LD_WRAP */
+#else /* defined(USE_LIBTOOL) || LD_WRAP */
+	print_message("1..0 # Skip tkey_test requires libtool or LD_WRAP\n");
+#endif /* defined(USE_LIBTOOL) || LD_WRAP */
 }
 
 #else /* CMOCKA */
diff --git a/unit/unittest.sh.in b/unit/unittest.sh.in
index c46e2fc40c..ab087e0dec 100755
--- a/unit/unittest.sh.in
+++ b/unit/unittest.sh.in
@@ -13,7 +13,7 @@ then
 	${KYUA} -v parallelism="${TEST_PARALLEL_JOBS:-1}" --logfile kyua.log --loglevel debug test --results-file "${KYUA_RESULT:-NEW}"
 	status=$?
 
-	${KYUA} report --results-file "${KYUA_RESULT:-LATEST}"
+	${KYUA} --logfile /dev/null report --results-file "${KYUA_RESULT:-LATEST}"
 
 	if [ "${status}" -eq "0" ]
 	then