1 files changed, 2 insertions, 9 deletions
diff --git a/wirish/ext_interrupts.h b/wirish/ext_interrupts.h
index 7449685..62f31bb 100644
--- a/wirish/ext_interrupts.h
+++ b/wirish/ext_interrupts.h
@@ -37,19 +37,12 @@ enum {
     CHANGE
 };
 
-
-enum {
-    EXT_INTERRUPT_INVALID_PIN =      (-1),
-    EXT_INTERRUPT_INVALID_FUNCTION = (-2),
-    EXT_INTERRUPT_INVALID_MODE =     (-3),
-};
-
 #ifdef __cplusplus
 extern "C"{
 #endif
 
-int attachInterrupt(uint8 pin, voidFuncPtr, uint32 mode);
-int detachInterrupt(uint8 pin);
+void attachInterrupt(uint8 pin, voidFuncPtr, uint32 mode);
+void detachInterrupt(uint8 pin);
 
 #ifdef __cplusplus
 }