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-rw-r--r--progs/redbook/aaindex.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/progs/redbook/aaindex.c b/progs/redbook/aaindex.c
index 7dbc7b4b9b..6011ec44b6 100644
--- a/progs/redbook/aaindex.c
+++ b/progs/redbook/aaindex.c
@@ -56,7 +56,7 @@ static float rotAngle = 0.;
* at RAMP1START, and a blue color ramp starting
* at RAMP2START. The ramps must be a multiple of 16.
*/
-void init(void)
+static void init(void)
{
int i;
@@ -76,7 +76,7 @@ void init(void)
/* Draw 2 diagonal lines to form an X
*/
-void display(void)
+static void display(void)
{
glClear(GL_COLOR_BUFFER_BIT);
@@ -101,7 +101,7 @@ 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);
@@ -117,7 +117,7 @@ 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 'r':