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-rw-r--r--erts/emulator/beam/erl_driver.h16
1 files changed, 4 insertions, 12 deletions
diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h
index 97a69140c3..b386b68cff 100644
--- a/erts/emulator/beam/erl_driver.h
+++ b/erts/emulator/beam/erl_driver.h
@@ -76,11 +76,10 @@ typedef struct {
# endif
#endif
-/* Values for mode arg to driver_select() */
-#define ERL_DRV_READ (1 << 0)
-#define ERL_DRV_WRITE (1 << 1)
-#define ERL_DRV_USE (1 << 2)
-#define ERL_DRV_USE_NO_CALLBACK (ERL_DRV_USE | (1 << 3))
+#define ERL_DRV_READ ((int)ERL_NIF_SELECT_READ)
+#define ERL_DRV_WRITE ((int)ERL_NIF_SELECT_WRITE)
+#define ERL_DRV_USE ((int)ERL_NIF_SELECT_STOP)
+#define ERL_DRV_USE_NO_CALLBACK (ERL_DRV_USE | (ERL_DRV_USE << 1))
/* Old deprecated */
#define DO_READ ERL_DRV_READ
@@ -176,13 +175,6 @@ struct erl_drv_event_data {
#endif
typedef struct erl_drv_event_data *ErlDrvEventData; /* Event data */
-/*
- * A driver monitor
- */
-typedef struct {
- unsigned char data[sizeof(void *)*4];
-} ErlDrvMonitor;
-
typedef struct {
unsigned long megasecs;
unsigned long secs;