3244 utmpd.c: fix uninitialized variable, ret_val and other gcc warnings

*** 16,26 ****
  # fields enclosed by brackets "[]" replaced with your own identifying
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
! #
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  PROG= utmpd
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  # fields enclosed by brackets "[]" replaced with your own identifying
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
! # Copyright 2014 Shruti V Sampat <shrutisampat@gmail.com>
  # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
  
  PROG= utmpd
*** 32,43 ****
  
  ROOTMANIFESTDIR = $(ROOTSVCSYSTEM)
  
  FILEMODE = 555
  
- CERRWARN += -_gcc=-Wno-extra
- 
  .KEEP_STATE:
  
  all: $(PROG)
  
  install: all $(DIRS) $(ROOTLIBPROG) $(ROOTETCDEFAULTFILES) $(ROOTMANIFEST) \
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