1 files changed, 2 insertions, 1 deletions
diff --git a/sdl/gltools.h b/sdl/gltools.h
index 9d5b819..61001d2 100644
--- a/sdl/gltools.h
+++ b/sdl/gltools.h
@@ -25,9 +25,10 @@ typedef struct
 GLint gltWriteTGA(const char *);
 GLbyte *gltLoadTGA(const char *, GLint *, GLint *, GLint *, GLenum *);
 void gltDrawTriangle(void);
+void gltDrawGround(void);
 void gltDrawUnitAxes(void);
 void gltDrawTorus(GLfloat, GLfloat, GLint, GLint);
-void gltDrawJet(int);
+void gltDrawJet(void);
 
 #endif