fixed:
https://groups.google.com/forum/#!topic/aprdev/bc1ILvUe-fk

apr_atomic.obj : error LNK2019: unresolved external symbol __InterlockedIncrement referenced in function _apr_atomic_inc32@4
apr_atomic.obj : error LNK2019: unresolved external symbol __InterlockedExchangeAdd referenced in function _apr_atomic_add32@8
apr_atomic.obj : error LNK2019: unresolved external symbol __InterlockedExchange referenced in function _apr_atomic_set32@8
apr_atomic.obj : error LNK2019: unresolved external symbol __InterlockedDecrement referenced in function _apr_atomic_dec32@4
apr_atomic.obj : error LNK2019: unresolved external symbol __InterlockedCompareExchange referenced in function _apr_atomic_cas32@12

修改了:
	apr_atomic.c