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From 4efc7fc0a1246f023d6f96b94081678e302ab430 Mon Sep 17 00:00:00 2001
From: Charles Lindsay <chaz@chazomatic.us>
Date: Mon, 23 May 2016 18:50:34 -0700
Subject: [PATCH] Add libm to link command

Without it, some systems (and now mine!) would give a linker error about
missing libm.
---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 29fd714..ab9a7ec 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,7 +39,7 @@ include_directories("${PROJECT_BINARY_DIR}/include")
 file(GLOB asteroid_SRCS "src/*.c")
 add_executable(asteroid ${asteroid_SRCS})
 include_directories(${OPENGL_INCLUDE_DIR} ${GLUT_INCLUDE_DIR})
-target_link_libraries(asteroid ${OPENGL_LIBRARIES} ${GLUT_LIBRARIES})
+target_link_libraries(asteroid m ${OPENGL_LIBRARIES} ${GLUT_LIBRARIES})
 if(Asteroid_BUILD_GTK)
    include_directories(${GTK2_INCLUDE_DIRS})
    target_link_libraries(asteroid ${GTK2_LIBRARIES})