text: #include <dirent.h>
  #include <sys/mman.h>
  #include <sys/types.h>
  #include <sys/stat.h>
  #include <unistd.h>
  #include <sys/time.h>
  #include <dlfcn.h>
  #include <signal.h>
  #include <pthread.h>
  
  typedef char F_CHAR;
  typedef char F_SYMBOL;
  
  #define from_native_string from_char_string
  #define unbox_native_string unbox_char_string
  #define string_to_native_alien(string) string_to_char_alien(string,true)
  #define unbox_symbol_string unbox_char_string
  
  #define STRING_LITERAL(string) string
  
  #define SSCANF sscanf
  #define STRCMP strcmp
  #define STRNCMP strncmp
  #define STRDUP strdup
  
  #define FSEEK fseeko
  
  #define FIXNUM_FORMAT "%ld"
  #define CELL_FORMAT "%lu"
  #define CELL_HEX_FORMAT "%lx"
  
  #ifdef FACTOR_64
  	#define CELL_HEX_PAD_FORMAT "%016lx"
  #else
  	#define CELL_HEX_PAD_FORMAT "%08lx"
  #endif
  
  #define FIXNUM_FORMAT "%ld"
  
  #define OPEN_READ(path) fopen(path,"rb")
  #define OPEN_WRITE(path) fopen(path,"wb")
  
  #define print_native_string(string) print_string(string)
  
  void start_thread(void *(*start_routine)(void *));
  
  void init_ffi(void);
  void ffi_dlopen(F_DLL *dll);
  void *ffi_dlsym(F_DLL *dll, F_SYMBOL *symbol);
  void ffi_dlclose(F_DLL *dll);
  
  void unix_init_signals(void);
  void signal_handler(int signal, siginfo_t* siginfo, void* uap);
  void dump_stack_signal(int signal, siginfo_t* siginfo, void* uap);
  
  s64 current_micros(void);
  void sleep_micros(CELL usec);
  
  void open_console(void);
  