text: #ifndef _SYS_UTSNAME_H
  #define _SYS_UTSNAME_H
  
  #define _UTSNAME_LENGTH 256
  
  struct utsname {
  	char  sysname[_UTSNAME_LENGTH];
  	char nodename[_UTSNAME_LENGTH];
  	char  release[_UTSNAME_LENGTH];
  	char  version[_UTSNAME_LENGTH];
  	char  machine[_UTSNAME_LENGTH];
  	char domainname[_UTSNAME_LENGTH];
  };
  
  #ifndef _KERNEL_
  int uname(struct utsname *);
  #endif
  
  #endif
  