fix PR #52: don't change export function param type to prevent incompatibility

event/hevent.h

@@ -71,7 +71,7 @@ struct htimer_s {
 
 struct htimeout_s {
     HTIMER_FIELDS
-    uint64_t    timeout;                \
+    uint32_t    timeout;                \
 };
 
 struct hperiod_s {

event/hloop.c

@@ -499,7 +499,7 @@ void hidle_del(hidle_t* idle) {
     EVENT_DEL(idle);
 }
 
-htimer_t* htimer_add(hloop_t* loop, htimer_cb cb, uint64_t timeout, uint32_t repeat) {
+htimer_t* htimer_add(hloop_t* loop, htimer_cb cb, uint32_t timeout, uint32_t repeat) {
     if (timeout == 0)   return NULL;
     htimeout_t* timer;
     HV_ALLOC_SIZEOF(timer);

event/hloop.h

@@ -155,7 +155,7 @@ HV_EXPORT void     hidle_del(hidle_t* idle);
 
 // timer
 // @param timeout: unit(ms)
-HV_EXPORT htimer_t* htimer_add(hloop_t* loop, htimer_cb cb, uint64_t timeout, uint32_t repeat DEFAULT(INFINITE));
+HV_EXPORT htimer_t* htimer_add(hloop_t* loop, htimer_cb cb, uint32_t timeout, uint32_t repeat DEFAULT(INFINITE));
 /*
  * minute   hour    day     week    month       cb
  * 0~59     0~23    1~31    0~6     1~12