--- CMakeLists.txt~	2019-09-26 14:18:04.000000000 -0500
+++ CMakeLists.txt	2019-09-26 14:18:34.476407791 -0500
@@ -581,9 +581,9 @@
 		message(SEND_ERROR "You have to enable OpenGL if you plan to use GLUT.")
 	endif(NOT MGL_HAVE_OPENGL)
 	include(FindGLUT)
-	if(NOT GLUT_FOUND)
-		message(SEND_ERROR "Couldn't find GLUT library.")
-	endif(NOT GLUT_FOUND)
+#	if(NOT GLUT_FOUND)
+#		message(SEND_ERROR "Couldn't find GLUT library.")
+#	endif(NOT GLUT_FOUND)
 else(enable-glut)
 	set(MGL_HAVE_GLUT 0)
 endif(enable-glut)
--- widgets/glut.cpp~	2019-07-08 13:56:57.000000000 -0500
+++ widgets/glut.cpp	2019-09-26 14:24:21.070662407 -0500
@@ -30,7 +30,7 @@
 		#include "glut.h"
 	#else
 		#include <GL/gl.h>
-		#include <GL/glut.h>
+		#include <GL/freeglut.h>
 	#endif
 #endif
 
--- widgets/CMakeLists.txt~	2019-07-08 13:56:57.000000000 -0500
+++ widgets/CMakeLists.txt	2019-09-26 14:28:13.770162047 -0500
@@ -14,10 +14,10 @@
 
 if(MGL_HAVE_GLUT)
 	mgl_add_lib(glut glut.cpp ../include/mgl2/glut.h)
-	target_include_directories(mgl-glut SYSTEM PUBLIC ${GLUT_INCLUDE_DIR})
-	target_include_directories(mgl-glut-static SYSTEM PUBLIC ${GLUT_INCLUDE_DIR})
-	target_link_libraries(mgl-glut mgl ${GLUT_LIBRARIES} ${OPENGL_LIBRARIES})
-	target_link_libraries(mgl-glut-static mgl-static ${GLUT_LIBRARIES} ${OPENGL_LIBRARIES})
+	target_include_directories(mgl-glut SYSTEM PUBLIC ${FreeGLUT_INCLUDE_DIR})
+	target_include_directories(mgl-glut-static SYSTEM PUBLIC ${FreeGLUT_INCLUDE_DIR})
+	target_link_libraries(mgl-glut mgl ${FreeGLUT_LIBRARIES} ${OPENGL_LIBRARIES} -lglut)
+	target_link_libraries(mgl-glut-static mgl-static ${FreeGLUT_LIBRARIES} ${OPENGL_LIBRARIES} -lglut)
 endif(MGL_HAVE_GLUT)
 
 if(MGL_HAVE_WX)