/despotify/src# make
make -s -C lib -f local.mk
make -s -C clients/simple -f local.mk
In file included from /opt/vc/include/interface/vcos/vcos_assert.h:140:0,
                 from /opt/vc/include/interface/vcos/vcos.h:105,
                 from /opt/vc/include/interface/vmcs_host/vc_dispmanx.h:25,
                 from /opt/vc/include/bcm_host.h:39,
                 from rpi_audio.c:31:
/opt/vc/include/interface/vcos/vcos_types.h:28:33: fatal error: vcos_platform_types.h: No such file or directory
compilation terminated.
make[1]: *** [rpi_audio.o] Error 1
make: *** [clients/simple] Error 2