1 files changed, 1 insertions, 0 deletions
diff --git a/src/gb.h b/src/gb.h
index 7218648..7959e60 100644
--- a/src/gb.h
+++ b/src/gb.h
@@ -116,6 +116,7 @@ struct GB {
     bool serial_log;   // print serial output to stderr (blargg tests)
     int  serial_out_fd; // if >=0, transmitted serial bytes written here (stdout)
     int  serial_in_fd;  // if >=0, received serial bytes read here (stdin), else 0xFF
+    bool poweroff;      // set by the $ED opcode: request a clean emulator exit
 };
 
 void gb_init(GB *gb);