diff --git a/experiments/cmsg/Makefile b/experiments/cmsg/Makefile
index d225937..5eb55ba 100644
--- a/experiments/cmsg/Makefile
+++ b/experiments/cmsg/Makefile
@@ -5,6 +5,14 @@ OBJECTS = main.o harness.o net.o util.o relay.o hashtable.o dataq.o sexp.o sexpi
 UUID_CFLAGS:=$(shell uuid-config --cflags)
 UUID_LDFLAGS:=$(shell uuid-config --ldflags)
 
+ifeq ($(shell pkg-config --exists libevent && echo yes),yes)
+LIBEVENT_CFLAGS:=$(shell pkg-config --cflags libevent)
+LIBEVENT_LDFLAGS:=$(shell pkg-config --libs libevent)
+else
+LIBEVENT_CFLAGS:=
+LIBEVENT_LDFLAGS:=-levent
+endif
+
 # grr
 ifeq ($(shell uname -s),Darwin)
 UUID_LIB=uuid
@@ -12,15 +20,15 @@ else
 UUID_LIB=ossp-uuid
 endif
 
-#CFLAGS = -D_XOPEN_SOURCE=600 -Wall -O0 -g $(UUID_CFLAGS)
-CFLAGS = -D_XOPEN_SOURCE=600 -Wall -O3 $(UUID_CFLAGS)
-#CFLAGS = -D_XOPEN_SOURCE=600 -Wall -O3 -static $(UUID_CFLAGS)
+#CFLAGS = -D_XOPEN_SOURCE=600 -Wall -O0 -g $(UUID_CFLAGS) $(LIBEVENT_CFLAGS)
+CFLAGS = -D_XOPEN_SOURCE=600 -Wall -O3 $(UUID_CFLAGS) $(LIBEVENT_CFLAGS)
+#CFLAGS = -D_XOPEN_SOURCE=600 -Wall -O3 -static $(UUID_CFLAGS) $(LIBEVENT_CFLAGS)
 
 all: $(TARGET)
 
 $(TARGET): $(OBJECTS)
-	$(CC) $(CFLAGS) $(UUID_LDFLAGS) -o $@ $(OBJECTS) -l$(UUID_LIB) -levent
-#	$(CC) $(CFLAGS) $(UUID_LDFLAGS) -o $@ $(OBJECTS) -l$(UUID_LIB) -levent -lrt
+	$(CC) $(CFLAGS) $(UUID_LDFLAGS) -o $@ $(OBJECTS) -l$(UUID_LIB) $(LIBEVENT_LDFLAGS)
+#	$(CC) $(CFLAGS) $(UUID_LDFLAGS) -o $@ $(OBJECTS) -l$(UUID_LIB) $(LIBEVENT_LDFLAGS) -lrt
 
 %.o: %.c
 	$(CC) $(CFLAGS) -c $<