Commit 61c5c19bfdabd2f16407a3ed615060c9d0502e82
2020-03-16T18:57:54
cmake: remove CheckFunctionExistsEx `CheckFunctionExistsEx` is copied from the cmake modules before 3.1.2, which is the minimum required version of libevent. The internal module `CheckFunctionExists`of cmake can completely replace it.