1.1 --- a/server/daemonize_unix.cc	Fri Dec 11 10:50:16 2020 +0100
     1.2 +++ b/server/daemonize_unix.cc	Wed Dec 16 14:30:42 2020 +0100
     1.3 @@ -2,6 +2,7 @@
     1.4  
     1.5  // Unix/Linux implementation
     1.6  #include <cstdlib>
     1.7 +#include <unistd.h>
     1.8  
     1.9  void daemonize (const bool, const uintptr_t )
    1.10  {