CoreAudio: fix build
CoreAudio: fix build

davidgranstrom/libsoundio,island-org/libsoundio,WilliamRen/libsoundio,andrewrk/libsoundio,bestwpw/libsoundio,vanloswang/libsoundio,shaunstanislaus/libsoundio,gityf/libsoundio,andrewrk/libsoundio,weizhiwu/libsoundio,vanloswang/libsoundio,tresf/libsoundio,gityf/libsoundio,tresf/libsoundio,adrian-stepien/libsoundio,adrian-stepien/libsoundio,bestwpw/libsoundio,shaunstanislaus/libsoundio,tmatth/libsoundio,davidgranstrom/libsoundio,tmatth/libsoundio,weizhiwu/libsoundio,WilliamRen/libsoundio,island-org/libsoundio