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-rw-r--r--n/avr/proto/proto.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/n/avr/proto/proto.c b/n/avr/proto/proto.c
index 900605a..d534388 100644
--- a/n/avr/proto/proto.c
+++ b/n/avr/proto/proto.c
@@ -31,9 +31,11 @@
static void
proto_accept_digit (uint8_t c);
+#if AC_PROTO_QUOTE == 1
/** Accept a quoted char to be used for args. */
static void
proto_accept_char (uint8_t c);
+#endif
/* Send a hex digit. */
inline static void