1 files changed, 1 insertions, 0 deletions
diff --git a/command.h b/command.h
index 914198f9..b8477528 100644
--- a/command.h
+++ b/command.h
@@ -124,6 +124,7 @@ enum command_type { cm_for, cm_case, cm_while, cm_if, cm_simple, cm_select,
 #define SUBSHELL_PROCSUB 0x20	/* subshell caused by <(command) or >(command) */
 #define SUBSHELL_COPROC	0x40	/* subshell from a coproc pipeline */
 #define SUBSHELL_RESETTRAP 0x80	/* subshell needs to reset trap strings on first call to trap */
+#define SUBSHELL_IGNTRAP 0x100  /* subshell should reset trapped signals from trap_handler */
 
 /* A structure which represents a word. */
 typedef struct word_desc {