1 files changed, 9 insertions, 2 deletions
diff --git a/tripping.c b/tripping.c
index 911d229..aff7927 100644
--- a/tripping.c
+++ b/tripping.c
@@ -3,14 +3,18 @@
 #include <fcntl.h>
 #include <stdio.h>
 
-void out0(void) {
+static void out0(void) {
 	putchar('t'); putchar('r');
 	putchar('\0');
 	putchar('u'); putchar('e');
 	putchar('\n');
 }
 
-void makenonblock(void) {
+static void ctrl_a(void) {
+	puts("a\001ab\002b");
+}
+
+static void makenonblock(void) {
 	int flags;
 
 	if ((flags = fcntl(0, F_GETFL)) == -1)
@@ -25,6 +29,9 @@ int main(int argc, char **argv) {
 	case '0':
 		out0();
 		break;
+	case 'a':
+		ctrl_a();
+		break;
 	case 'n':
 		makenonblock();
 		break;