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-rw-r--r--progs/redbook/smooth.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/progs/redbook/smooth.c b/progs/redbook/smooth.c
index 9d22fc90251..874033d5adf 100644
--- a/progs/redbook/smooth.c
+++ b/progs/redbook/smooth.c
@@ -43,13 +43,13 @@
#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_SMOOTH);
}
-void triangle(void)
+static void triangle(void)
{
glBegin (GL_TRIANGLES);
glColor3f (1.0, 0.0, 0.0);
@@ -61,14 +61,14 @@ void triangle(void)
glEnd();
}
-void display(void)
+static void display(void)
{
glClear (GL_COLOR_BUFFER_BIT);
triangle ();
glFlush ();
}
-void reshape (int w, int h)
+static void reshape (int w, int h)
{
glViewport (0, 0, (GLsizei) w, (GLsizei) h);
glMatrixMode (GL_PROJECTION);
@@ -81,7 +81,7 @@ 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: