--- misc/serf-1.2.1/Makefile.in	2013-06-03 15:21:14.000000000 -0300
+++ misc/build/serf-1.2.1/Makefile.in	2013-06-07 12:31:04.416862903 -0300
@@ -56,7 +56,7 @@ MKDIR = @mkdir_p@
 INSTALL = @INSTALL@
 
 LDFLAGS = @EXTRA_LDFLAGS@ @LDFLAGS@
-LIBS = @EXTRA_LIBS@  @SERF_LIBS@ -lz -lssl -lcrypto
+LIBS = @EXTRA_LIBS@  @SERF_LIBS@ -lz -lssl -lcrypto -ldl
 
 all: $(TARGET_LIB) $(PROGRAMS)