uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS")
uname_rs := $(shell uname -rs)
cc_version := $(shell $(CC) --version | head -n 1)
-codename := infinite rollback
+codename := nested assignment
GIT_VERSION := $(shell ./GIT-VERSION-GEN git-version.h)
man_dir := man/man1
test_dir := t
-m4_ggos := afh audioc audiod client filter gui recv server write
+m4_ggos := afh audioc audiod client filter gui recv server write ao_write
all_ggos := $(m4_ggos) dccp_recv alsa_write oss_write fade http_recv \
osx_write udp_recv amp_filter compress_filter file_write \
mp3dec_filter prebuffer_filter