altos/avr: Avoid warning about unused args in stdio_put and stdio_get

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/avr/ao_avr_stdio.c b/src/avr/ao_avr_stdio.c
index cca2a9718313170b1b823a51c22a37216b5fd06c..fde3c42194470194faf3f7ed9edf5b2dd5101752 100644 (file)
--- a/src/avr/ao_avr_stdio.c
+++ b/src/avr/ao_avr_stdio.c
@@ -21,6 +21,7 @@
 int
 stdio_put(char c, FILE *stream)
 {
+       (void) stream;
        putchar(c);
        return 0;
 }
@@ -28,6 +29,7 @@ stdio_put(char c, FILE *stream)
 int
 stdio_get(FILE *stream)
 {
+       (void) stream;
        return (int) getchar() & 0xff;
 }