Added set_return_addr() to sysdeps/linux-gnu/*/regs.c
diff --git a/sysdeps/linux-gnu/breakpoint.c b/sysdeps/linux-gnu/breakpoint.c
index ebd8d8a..f005c6b 100644
--- a/sysdeps/linux-gnu/breakpoint.c
+++ b/sysdeps/linux-gnu/breakpoint.c
@@ -6,6 +6,7 @@
 #include <string.h>
 
 #include "common.h"
+#include "arch.h"
 
 static unsigned char break_insn[] = BREAKPOINT_VALUE;