--- atanks-5.3/src/Makefile~ 2012-02-22 12:29:58.000000000 -0600
+++ atanks-5.3/src/Makefile 2012-03-12 22:12:22.885301159 -0500
@@ -15,7 +15,7 @@
WFLAGS =
OFLAGS =
LFLAGS +=
-LDFLAGS = `allegro-config --libs`
+LDFLAGS = `allegro-config --libs` -lpthread
CFLAGS += -Wall -Iinclude # -fprofile-arcs -ftest-coverage