5798 fexecve() needed per POSIX 2008

*** 18,33 ****
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
- #pragma ident   "%Z%%M% %I%     %E% SMI"
- 
  /*
   * MKS header file.  Defines that make programming easier for us.
   * Includes MKS-specific things and posix routines.
   *
   * Copyright 1985, 1993 by Mortice Kern Systems Inc.  All rights reserved.
--- 18,33 ----
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
  /*
+  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
+  *
   * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  /*
   * MKS header file.  Defines that make programming easier for us.
   * Includes MKS-specific things and posix routines.
   *
   * Copyright 1985, 1993 by Mortice Kern Systems Inc.  All rights reserved.
*** 334,346 ****
  LEXTERN char    *basename (char *);
  LEXTERN void    crc16 (ushort *, ushort);
  LEXTERN void    crcccitt (ushort *, ushort);
  LEXTERN int     eprintf (const char *, ...);
  LEXTERN void    eputs (const char *);
- LEXTERN pid_t   fexecve (const char *, char *const *, char *const *);
- LEXTERN pid_t   fexecvp (const char *, char *const *);
- LEXTERN pid_t   fexecvep (const char *, char *const *, char *const *);
  LEXTERN int     execvep (const char *, char *const *, char *const *);
  LEXTERN int     isabsname (const char *);
  LEXTERN const char *m_cescape (wint_t);
  LEXTERN int     m_escapec (char **);
  LEXTERN const char *m_toprint (wint_t);
--- 334,343 ----