Cannot build libxcb from git

[Nikos Chantziaras]

Trying to build git master of libxcb, I get this:

  x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -Wall -pedantic 
-Wpointer-arith -Wstrict-prototypes -Wmissing-declarations 
-Wnested-externs -march=core2 -O2 -fomit-frame-pointer -pipe -MT 
xcb_out.lo -MD -MP -MF .deps/xcb_out.Tpo -c xcb_out.c  -fPIC -DPIC -o 
.libs/xcb_out.o
xcb_out.c: In function ‘get_socket_back’:
xcb_out.c:61: error: ‘_xcb_out’ has no member named ‘return_socket’
xcb_out.c:61: error: ‘_xcb_out’ has no member named ‘socket_moving’
xcb_out.c:62: error: ‘_xcb_out’ has no member named ‘socket_cond’
xcb_out.c:63: error: ‘_xcb_out’ has no member named ‘return_socket’
xcb_out.c:66: error: ‘_xcb_out’ has no member named ‘socket_moving’
xcb_out.c:68: error: ‘_xcb_out’ has no member named ‘return_socket’
xcb_out.c:68: error: ‘_xcb_out’ has no member named ‘socket_closure’
xcb_out.c:70: error: ‘_xcb_out’ has no member named ‘socket_moving’
xcb_out.c:72: error: ‘_xcb_out’ has no member named ‘socket_cond’
xcb_out.c:73: error: ‘_xcb_out’ has no member named ‘return_socket’
xcb_out.c:74: error: ‘_xcb_out’ has no member named ‘socket_closure’
xcb_out.c: In function ‘xcb_take_socket’:
xcb_out.c:270: error: ‘_xcb_out’ has no member named ‘return_socket’
xcb_out.c:271: error: ‘_xcb_out’ has no member named ‘socket_closure’
xcb_out.c: In function ‘_xcb_out_init’:
xcb_out.c:308: error: ‘_xcb_out’ has no member named ‘socket_cond’
xcb_out.c:310: error: ‘_xcb_out’ has no member named ‘return_socket’
xcb_out.c:311: error: ‘_xcb_out’ has no member named ‘socket_closure’
xcb_out.c:312: error: ‘_xcb_out’ has no member named ‘socket_moving’
make[2]: *** [xcb_out.lo] Error 1