diff --git a/openmp/libomptarget/include/omptarget.h b/openmp/libomptarget/include/omptarget.h
--- a/openmp/libomptarget/include/omptarget.h
+++ b/openmp/libomptarget/include/omptarget.h
@@ -20,14 +20,17 @@
 
 #include <SourceInfo.h>
 
-#define OFFLOAD_SUCCESS (0)
-#define OFFLOAD_FAIL (~0)
-
 #define OFFLOAD_DEVICE_DEFAULT -1
 
 // Don't format out enums and structs.
 // clang-format off
 
+/// return error status
+enum __tgt_error : int32_t {
+  OFFLOAD_SUCCESS = 0,
+  OFFLOAD_FAIL = ~0
+};
+
 /// Data attributes for each data reference used in an OpenMP target region.
 enum tgt_map_type {
   // No flags