diff --git a/chat/line-purple/patches/patch-libpurple_Makefile b/chat/line-purple/patches/patch-libpurple_Makefile
new file mode 100644
index 000000000000..ddaa1bf8175c
--- /dev/null
+++ b/chat/line-purple/patches/patch-libpurple_Makefile
@@ -0,0 +1,35 @@
+$NetBSD: patch-libpurple_Makefile,v 1.1 2017/11/07 17:18:25 scole Exp $
+
+Modify for libtool
+
+--- libpurple/Makefile.orig	2017-03-30 23:35:47.000000000 +0000
++++ libpurple/Makefile		2017-07-04 11:22:31.000000000 +0000
+@@ -15,10 +15,10 @@ CXX ?= g++
+ CXXFLAGS = -g -Wall -shared -fPIC \
+ 	-DHAVE_INTTYPES_H -DHAVE_CONFIG_H -DPURPLE_PLUGINS \
+ 	`pkg-config --cflags purple` `libgcrypt-config --cflags` `gpg-error-config --cflags` \
+-	$(THRIFT_CXXFLAGS)
++	`pkg-config --cflags libidn` $(THRIFT_CXXFLAGS)
+ 
+ LIBS = `pkg-config --libs purple` `libgcrypt-config --libs` `gpg-error-config --libs` \
+-	$(THRIFT_LIBS)
++       `pkg-config --libs libidn` $(THRIFT_LIBS)
+ 
+ PURPLE_PLUGIN_DIR:=$(shell pkg-config --variable=plugindir purple)
+ PURPLE_DATA_ROOT_DIR:=$(shell pkg-config --variable=datarootdir purple)
+@@ -39,11 +39,12 @@ OBJS = $(SRCS:.cpp=.o)
+ all: $(MAIN)
+ 
+ $(MAIN): $(OBJS) $(THRIFT_DEP)
+-	$(CXX) $(CXXFLAGS) -Wl,-z,defs -o $(MAIN) $(OBJS) $(LIBS)
+-	strip $(MAIN)
++	$(LIBTOOL) --mode=link $(CXX) $(CXXFLAGS) \
++		-module -avoid-version -o $(MAIN:.so=.la) $(OBJS:.o=.lo) $(LIBS:.a=.la) \
++		-rpath $(PREFIX)/lib/purple-2
+ 
+ .cpp.o:
+-	$(CXX) $(CXXFLAGS) -std=c++11 -c $< -o $@
++	$(LIBTOOL) --mode=compile $(CXX) $(CXXFLAGS) -std=c++11 -c $< -o $@
+ 
+ # The Thrift generator generates three files at once, this file shall represent them.
+ thrift_line/TalkService.cpp: line.thrift $(THRIFT_DEP) $@