$ make
make  all-recursive
make[1]: Entering directory `/home/Martin/craftd'
Making all in src
make[2]: Entering directory `/home/Martin/craftd/src'
gcc -std=gnu99 -DHAVE_CONFIG_H -I. -I..  -I/usr/local/include   -I../third-party/jansson/src -I../third-party/bstring -I../third-party/klib -I../compat/ -I/usr/include  -g -O2 -Wall -MT timeloop.o -MD -MP -MF .deps/timeloop.Tpo -c -o timeloop.o timeloop.c
timeloop.c:46: error: parse error before "gametime_spinlock"
timeloop.c:46: warning: type defaults to `int' in declaration of `gametime_spinlock'
timeloop.c:46: warning: data definition has no type or storage class
timeloop.c: In function `TL_get_gametime':
timeloop.c:62: warning: implicit declaration of function `pthread_spin_lock'
timeloop.c:64: warning: implicit declaration of function `pthread_spin_unlock'
timeloop.c: In function `run_timeloop':
timeloop.c:200: warning: implicit declaration of function `pthread_spin_init'
make[2]: *** [timeloop.o] Error 1
make[2]: Leaving directory `/home/Martin/craftd/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/Martin/craftd'
make: *** [all] Error 2