--- Makefile.orig	2012-05-11 15:51:06.000000000 +0200
+++ Makefile	2012-05-11 16:34:16.000000000 +0200
@@ -1,6 +1,6 @@
 CC=g++
-CFLAGS=-c -Wall
-LDFLAGS=-lSDL -lSDL_mixer -lz -lstdc++
+CFLAGS += $(shell sdl-config --cflags) -c -Wall
+LDFLAGS += $(shell sdl-config --libs) -lSDL -lSDL_mixer -lz -lstdc++ -lm
 SRCS=Airstrike.cpp\
 	AirstrikePowerUp.cpp\
 	AmmoPowerUp.cpp\
