2989 Eliminate use of LOGNAME_MAX in ON
1166 useradd have warning with name more 8 chars

*** 18,27 ****
--- 18,29 ----
   *
   * CDDL HEADER END
   */
  
  /*
+  * Copyright (c) 2013 Gary Mills
+  *
   * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
   */
  
  /*      Copyright (c) 1988 AT&T */
  /*        All Rights Reserved   */
*** 220,230 ****
--- 222,245 ----
  extern char *qecvt(long double, int, int *, int *);
  extern char *qfcvt(long double, int, int *, int *);
  extern char *qgcvt(long double, int, char *);
  extern char *getcwd(char *, size_t);
  extern const char *getexecname(void);
+ 
+ #ifndef __GETLOGIN_DEFINED      /* Avoid duplicate in unistd.h */
+ #define __GETLOGIN_DEFINED
+ #ifndef __USE_LEGACY_LOGNAME__
+ #ifdef  __PRAGMA_REDEFINE_EXTNAME
+ #pragma redefine_extname getlogin getloginx
+ #else   /* __PRAGMA_REDEFINE_EXTNAME */
+ extern char *getloginx(void);
+ #define getlogin        getloginx
+ #endif  /* __PRAGMA_REDEFINE_EXTNAME */
+ #endif  /* __USE_LEGACY_LOGNAME__ */
  extern char *getlogin(void);
+ #endif  /* __GETLOGIN_DEFINED */
+ 
  extern int getopt(int, char *const *, const char *);
  extern char *optarg;
  extern int optind, opterr, optopt;
  extern char *getpass(const char *);
  extern char *getpassphrase(const char *);
*** 327,337 ****
--- 342,365 ----
  extern char *qecvt();
  extern char *qfcvt();
  extern char *qgcvt();
  extern char *getcwd();
  extern char *getexecname();
+ 
+ #ifndef __GETLOGIN_DEFINED      /* Avoid duplicate in unistd.h */
+ #define __GETLOGIN_DEFINED
+ #ifndef __USE_LEGACY_LOGNAME__
+ #ifdef  __PRAGMA_REDEFINE_EXTNAME
+ #pragma redefine_extname getlogin getloginx
+ #else   /* __PRAGMA_REDEFINE_EXTNAME */
+ extern char *getloginx();
+ #define getlogin        getloginx
+ #endif  /* __PRAGMA_REDEFINE_EXTNAME */
+ #endif  /* __USE_LEGACY_LOGNAME__ */
  extern char *getlogin();
+ #endif  /* __GETLOGIN_DEFINED */
+ 
  extern int getopt();
  extern char *optarg;
  extern int optind, opterr, optopt;
  extern char *getpass();
  extern char *getpassphrase();