Go to the documentation of this file. 19 #ifndef GRPC_IMPL_CODEGEN_SYNC_H 20 #define GRPC_IMPL_CODEGEN_SYNC_H 49 #if defined(GPR_POSIX_SYNC) 51 #elif defined(GPR_WINDOWS) 53 #elif defined(GPR_CUSTOM_SYNC) 56 #error Unable to determine platform for sync