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-rw-r--r--progs/redbook/clip.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/progs/redbook/clip.c b/progs/redbook/clip.c
index 90816f2e27..85c464720d 100644
--- a/progs/redbook/clip.c
+++ b/progs/redbook/clip.c
@@ -42,13 +42,13 @@
#include <GL/glut.h>
#include <stdlib.h>
-void init(void)
+static void init(void)
{
glClearColor (0.0, 0.0, 0.0, 0.0);
glShadeModel (GL_FLAT);
}
-void display(void)
+static void display(void)
{
GLdouble eqn[4] = {0.0, 1.0, 0.0, 0.0};
GLdouble eqn2[4] = {1.0, 0.0, 0.0, 0.0};
@@ -73,7 +73,7 @@ void display(void)
glFlush ();
}
-void reshape (int w, int h)
+static void reshape (int w, int h)
{
glViewport (0, 0, (GLsizei) w, (GLsizei) h);
glMatrixMode (GL_PROJECTION);
@@ -83,7 +83,7 @@ void reshape (int w, int h)
}
/* ARGSUSED1 */
-void keyboard(unsigned char key, int x, int y)
+static void keyboard(unsigned char key, int x, int y)
{
switch (key) {
case 27: