$NetBSD: patch-Makefile,v 1.2 2022/04/06 19:53:52 gdt Exp $

Needs -lpurple.

--- Makefile.orig	2021-04-03 20:46:46.000000000 +0000
+++ Makefile
@@ -23,7 +23,8 @@ GLIB_LDFLAGS ?= $(shell $(PKG_CONFIG) --
 
 LIBPURPLE_CFLAGS=$(shell $(PKG_CONFIG) --cflags purple)
 PURPLE_DIR=$(shell $(PKG_CONFIG) --variable=plugindir purple)
-LIBPURPLE_LDFLAGS=$(shell $(PKG_CONFIG) --cflags purple) \
+LIBPURPLE_LDFLAGS=$(shell $(PKG_CONFIG) --libs purple) \
+		    -Wl,-R$(shell $(PKG_CONFIG) --variable=plugindir purple) \
 		    -L$(PURPLE_DIR)
 
 LIBOMEMO_CFLAGS = $(shell $(PKG_CONFIG) --cflags libomemo)