diff --git a/Makefile b/Makefile
index 2e8dcd3..1dc9a9c 100644
--- a/Makefile
+++ b/Makefile
@@ -62,6 +62,9 @@ dist:
 		$(PACKAGE)-$(VERSION)/tests/library/project.conf \
 		$(PACKAGE)-$(VERSION)/tests/library/Makefile.Darwin \
 		$(PACKAGE)-$(VERSION)/tests/library/Makefile.NetBSD \
+		$(PACKAGE)-$(VERSION)/tests/plugin/project.conf \
+		$(PACKAGE)-$(VERSION)/tests/plugin/Makefile.Darwin \
+		$(PACKAGE)-$(VERSION)/tests/plugin/Makefile.NetBSD \
 		$(PACKAGE)-$(VERSION)/tests/project.conf \
 		$(PACKAGE)-$(VERSION)/tools/pkg-config.c \
 		$(PACKAGE)-$(VERSION)/tools/Makefile \
diff --git a/tests/Makefile b/tests/Makefile
index 5a52dc5..aebb8ff 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -9,7 +9,7 @@ INSTALL	= install
 
 all: $(TARGETS)
 
-tests.log: ../src/configure library/project.conf library/Makefile.Darwin library/Makefile.NetBSD tests.sh
+tests.log: ../src/configure library/project.conf library/Makefile.Darwin library/Makefile.NetBSD plugin/Makefile.Darwin plugin/Makefile.NetBSD tests.sh
 	./tests.sh -P "$(PREFIX)" -- "tests.log"
 
 clean:
diff --git a/tests/plugin/Makefile.Darwin b/tests/plugin/Makefile.Darwin
new file mode 100644
index 0000000..5a41d1e
--- /dev/null
+++ b/tests/plugin/Makefile.Darwin
@@ -0,0 +1,39 @@
+TARGETS	= test.dylib
+PREFIX	= /usr/local
+DESTDIR	=
+LIBDIR	= $(PREFIX)/lib
+AR	= ar
+RANLIB	= ranlib
+CCSHARED= $(CC) -dynamiclib
+RM	= rm -f
+LN	= ln -f
+MKDIR	= mkdir -m 0755 -p
+INSTALL	= install
+
+
+all: $(TARGETS)
+
+test_OBJS = test.o
+test_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
+test_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
+
+test.dylib: $(test_OBJS)
+	$(CCSHARED) -o test.dylib $(test_OBJS) $(test_LDFLAGS)
+
+test.o: test.c
+	$(CC) $(test_CFLAGS) -c test.c
+
+clean:
+	$(RM) -- $(test_OBJS)
+
+distclean: clean
+	$(RM) -- $(TARGETS)
+
+install: $(TARGETS)
+	$(MKDIR) $(DESTDIR)$(LIBDIR)/configure
+	$(INSTALL) -m 0755 test.dylib $(DESTDIR)$(LIBDIR)/configure/test.dylib
+
+uninstall:
+	$(RM) -- $(DESTDIR)$(LIBDIR)/configure/test.dylib
+
+.PHONY: all clean distclean install uninstall
diff --git a/tests/plugin/Makefile.NetBSD b/tests/plugin/Makefile.NetBSD
new file mode 100644
index 0000000..f713171
--- /dev/null
+++ b/tests/plugin/Makefile.NetBSD
@@ -0,0 +1,39 @@
+TARGETS	= test.so
+PREFIX	= /usr/local
+DESTDIR	=
+LIBDIR	= $(PREFIX)/lib
+AR	= ar
+RANLIB	= ranlib
+CCSHARED= $(CC) -shared
+RM	= rm -f
+LN	= ln -f
+MKDIR	= mkdir -m 0755 -p
+INSTALL	= install
+
+
+all: $(TARGETS)
+
+test_OBJS = test.o
+test_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
+test_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
+
+test.so: $(test_OBJS)
+	$(CCSHARED) -o test.so $(test_OBJS) $(test_LDFLAGS)
+
+test.o: test.c
+	$(CC) $(test_CFLAGS) -c test.c
+
+clean:
+	$(RM) -- $(test_OBJS)
+
+distclean: clean
+	$(RM) -- $(TARGETS)
+
+install: $(TARGETS)
+	$(MKDIR) $(DESTDIR)$(LIBDIR)/configure
+	$(INSTALL) -m 0755 test.so $(DESTDIR)$(LIBDIR)/configure/test.so
+
+uninstall:
+	$(RM) -- $(DESTDIR)$(LIBDIR)/configure/test.so
+
+.PHONY: all clean distclean install uninstall
diff --git a/tests/plugin/project.conf b/tests/plugin/project.conf
new file mode 100644
index 0000000..ee7e93e
--- /dev/null
+++ b/tests/plugin/project.conf
@@ -0,0 +1,7 @@
+targets=test
+dist=Makefile
+
+[test]
+type=plugin
+sources=test.c
+install=$(LIBDIR)/configure
diff --git a/tests/project.conf b/tests/project.conf
index 72afbb5..54b8e14 100644
--- a/tests/project.conf
+++ b/tests/project.conf
@@ -1,7 +1,7 @@
 targets=tests.log
-dist=Makefile,tests.sh,library/project.conf,library/Makefile.Darwin,library/Makefile.NetBSD
+dist=Makefile,tests.sh,library/project.conf,library/Makefile.Darwin,library/Makefile.NetBSD,plugin/project.conf,plugin/Makefile.Darwin,plugin/Makefile.NetBSD
 
 [tests.log]
 type=script
 script=./tests.sh
-depends=../src/configure,library/project.conf,library/Makefile.Darwin,library/Makefile.NetBSD,tests.sh
+depends=../src/configure,library/project.conf,library/Makefile.Darwin,library/Makefile.NetBSD,plugin/Makefile.Darwin,plugin/Makefile.NetBSD,tests.sh
diff --git a/tests/tests.sh b/tests/tests.sh
index 401c096..1df2678 100755
--- a/tests/tests.sh
+++ b/tests/tests.sh
@@ -96,4 +96,6 @@ fi
 target="$1"
 ($DATE
 _fail "Darwin" "library"
-_test "NetBSD" "library") > "$target"
+_test "NetBSD" "library"
+_test "Darwin" "plugin"
+_test "NetBSD" "plugin") > "$target"