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-rw-r--r--extmod/machine_signal.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/extmod/machine_signal.c b/extmod/machine_signal.c
index 6295a496b..d2e7bc58c 100644
--- a/extmod/machine_signal.c
+++ b/extmod/machine_signal.c
@@ -24,12 +24,11 @@
* THE SOFTWARE.
*/
-#include "py/mpconfig.h"
-#if MICROPY_PY_MACHINE
-
#include <string.h>
-
#include "py/runtime.h"
+
+#if MICROPY_PY_MACHINE_SIGNAL
+
#include "extmod/modmachine.h"
#include "extmod/virtpin.h"
@@ -181,4 +180,4 @@ MP_DEFINE_CONST_OBJ_TYPE(
locals_dict, &signal_locals_dict
);
-#endif // MICROPY_PY_MACHINE
+#endif // MICROPY_PY_MACHINE_SIGNAL