1 files changed, 2 insertions, 0 deletions
diff --git a/gdb/defs.h b/gdb/defs.h
index 1cd32c0..636b515 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -1012,6 +1012,8 @@ enum gdb_osabi
   GDB_OSABI_ARM_APCS,
   GDB_OSABI_QNXNTO,
 
+  GDB_OSABI_CYGWIN,
+
   GDB_OSABI_INVALID		/* keep this last */
 };