xcode升极到13.2.1，编译usrsctp时报错。 Compile user_environment.c (arm64) type 'struct inpcb' has incompatible definitions in different translation units in file included from /Users/ancientcc/ddksample/external/usrsctplib/user_environment.c:40 in file included from ../../../external/usrsctplib/netinet/sctp_os_userspace.h:469 field has name 'inp_list' here field has name 'reserved1' here 没改过usrsctp源码，用之前的xcode版本编译，没问题。

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