diff --git a/devel/libsml/Makefile b/devel/libsml/Makefile
index 1628dbd23afe..c7488b23ecf4 100644
--- a/devel/libsml/Makefile
+++ b/devel/libsml/Makefile
@@ -3,6 +3,7 @@
 
 PORTNAME=	libsml
 PORTVERSION=	0.1.1
+PORTREVISION=	1
 CATEGORIES=	devel
 
 MAINTAINER=	mail+freebsd@gerritbeine.de
diff --git a/devel/libsml/files/patch-test_src_sml__boolean__test.c b/devel/libsml/files/patch-test_src_sml__boolean__test.c
new file mode 100644
index 000000000000..c5b17d9b3870
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__boolean__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_boolean_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_boolean_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_boolean);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_boolean) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__buffer__test.c b/devel/libsml/files/patch-test_src_sml__buffer__test.c
new file mode 100644
index 000000000000..895889ec2957
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__buffer__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_buffer_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_buffer_test.c
+@@ -22,7 +22,7 @@
+ TEST_GROUP(sml_buffer);
+ 
+ int buffer_len = 512;
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_buffer) {
+ 	buf = sml_buffer_init(buffer_len);
diff --git a/devel/libsml/files/patch-test_src_sml__file__test.c b/devel/libsml/files/patch-test_src_sml__file__test.c
new file mode 100644
index 000000000000..6e7d6ff3943e
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__file__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_file_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_file_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_file);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_file) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__get__profile__pack__request__test.c b/devel/libsml/files/patch-test_src_sml__get__profile__pack__request__test.c
new file mode 100644
index 000000000000..418e5437f0c4
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__get__profile__pack__request__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_get_profile_pack_request_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_get_profile_pack_request_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_get_profile_pack_request);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_get_profile_pack_request) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__list__test.c b/devel/libsml/files/patch-test_src_sml__list__test.c
new file mode 100644
index 000000000000..4589ed24eae8
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__list__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_list_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_list_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_list);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_list) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__message__test.c b/devel/libsml/files/patch-test_src_sml__message__test.c
new file mode 100644
index 000000000000..350e11d856ea
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__message__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_message_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_message_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_message);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_message) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__number__test.c b/devel/libsml/files/patch-test_src_sml__number__test.c
new file mode 100644
index 000000000000..7490d325fb3e
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__number__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_number_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_number_test.c
+@@ -23,7 +23,7 @@
+ 
+ TEST_GROUP(sml_number);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_number) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__octet__string__test.c b/devel/libsml/files/patch-test_src_sml__octet__string__test.c
new file mode 100644
index 000000000000..7a04b288b365
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__octet__string__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_octet_string_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_octet_string_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_octet_string);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_octet_string) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__open__request__test.c b/devel/libsml/files/patch-test_src_sml__open__request__test.c
new file mode 100644
index 000000000000..457f49056244
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__open__request__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_open_request_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_open_request_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_open_request);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_open_request) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__status__test.c b/devel/libsml/files/patch-test_src_sml__status__test.c
new file mode 100644
index 000000000000..220a3093b477
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__status__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_status_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_status_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_status);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_status) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__time__test.c b/devel/libsml/files/patch-test_src_sml__time__test.c
new file mode 100644
index 000000000000..372129b47e82
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__time__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_time_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_time_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_time);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_time) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__tree__test.c b/devel/libsml/files/patch-test_src_sml__tree__test.c
new file mode 100644
index 000000000000..19c5e1bf071a
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__tree__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_tree_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_tree_test.c
+@@ -23,7 +23,7 @@
+ 
+ TEST_GROUP(sml_tree);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_tree) {
+ 	buf = sml_buffer_init(512);
diff --git a/devel/libsml/files/patch-test_src_sml__value__test.c b/devel/libsml/files/patch-test_src_sml__value__test.c
new file mode 100644
index 000000000000..9ddd7af48f57
--- /dev/null
+++ b/devel/libsml/files/patch-test_src_sml__value__test.c
@@ -0,0 +1,11 @@
+--- test/src/sml_value_test.c.orig	2018-01-25 17:04:21 UTC
++++ test/src/sml_value_test.c
+@@ -22,7 +22,7 @@
+ 
+ TEST_GROUP(sml_value);
+ 
+-sml_buffer *buf;
++extern sml_buffer *buf;
+ 
+ TEST_SETUP(sml_value) {
+ 	buf = sml_buffer_init(512);