CC: stdlib_system
Error: execution of an external compiler program 'gcc -c  -w -pthread  -I/home/travis/build/gokr/ni/nim-master/lib -o nimcache/stdlib_system.o nimcache/stdlib_system.c' failed with exit code: 256
nimcache/stdlib_system.c: In function ‘atomicinc_16601’:
nimcache/stdlib_system.c:6951:41: error: ‘__ATOMIC_RELAXED’ undeclared (first use in this function)
nimcache/stdlib_system.c:6951:41: note: each undeclared identifier is reported only once for each function it appears in
nimcache/stdlib_system.c: In function ‘atomicdec_16606’:
nimcache/stdlib_system.c:6958:41: error: ‘__ATOMIC_RELAXED’ undeclared (first use in this function)