10804 Enable unused warnings outside of uts
Reviewed by: Andy Stormont <astormont@racktopsystems.com>
Reviewed by: Toomas Soome <tsoome@me.com>

*** 19,29 ****
  # CDDL HEADER END
  #
  #
  # Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  # Copyright 2015 RackTop Systems.
! # Copyright (c) 2018, Joyent, Inc.
  #
  
  .KEEP_STATE:
  
  SRCS += fmd.c \
--- 19,29 ----
  # CDDL HEADER END
  #
  #
  # Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  # Copyright 2015 RackTop Systems.
! # Copyright 2019, Joyent, Inc.
  #
  
  .KEEP_STATE:
  
  SRCS += fmd.c \
*** 119,130 ****
  CFLAGS += $(CTF_FLAGS) $(CCVERBOSE) $(XSTRCONST)
  LINTFLAGS += -mu
  CERRWARN += -_gcc=-Wno-switch
  CERRWARN += -_gcc=-Wno-parentheses
  CERRWARN += -_gcc=-Wno-uninitialized
- CERRWARN += -_gcc=-Wno-unused-variable
  CERRWARN += -_gcc=-Wno-clobbered
  
  # not linted
  SMATCH=off
  
  $(PROG) := LDFLAGS += -R/usr/lib/fm
--- 119,131 ----
  CFLAGS += $(CTF_FLAGS) $(CCVERBOSE) $(XSTRCONST)
  LINTFLAGS += -mu
  CERRWARN += -_gcc=-Wno-switch
  CERRWARN += -_gcc=-Wno-parentheses
  CERRWARN += -_gcc=-Wno-uninitialized
  CERRWARN += -_gcc=-Wno-clobbered
+ $(RELEASE_BUILD)CERRWARN += -_gcc=-Wno-unused-but-set-variable
+ CERRWARN += -_gcc=-Wno-unused-variable
  
  # not linted
  SMATCH=off
  
  $(PROG) := LDFLAGS += -R/usr/lib/fm