*** ./configure.ORIG	Mon Oct 30 22:00:41 2017
--- ./configure	Wed Nov  8 22:54:20 2017
***************
*** 3623,3629 ****
    ac_save_c_werror_flag=$ac_c_werror_flag
     ac_c_werror_flag=yes
     ac_cv_prog_cc_g=no
!    CFLAGS="-g"
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  
--- 3623,3629 ----
    ac_save_c_werror_flag=$ac_c_werror_flag
     ac_c_werror_flag=yes
     ac_cv_prog_cc_g=no
!    CFLAGS=""
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  
***************
*** 3654,3660 ****
  
  else
    ac_c_werror_flag=$ac_save_c_werror_flag
! 	 CFLAGS="-g"
  	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  
--- 3654,3660 ----
  
  else
    ac_c_werror_flag=$ac_save_c_werror_flag
! 	 CFLAGS=""
  	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  
***************
*** 3682,3690 ****
    CFLAGS=$ac_save_CFLAGS
  elif test $ac_cv_prog_cc_g = yes; then
    if test "$GCC" = yes; then
!     CFLAGS="-g -O2"
    else
!     CFLAGS="-g"
    fi
  else
    if test "$GCC" = yes; then
--- 3682,3690 ----
    CFLAGS=$ac_save_CFLAGS
  elif test $ac_cv_prog_cc_g = yes; then
    if test "$GCC" = yes; then
!     CFLAGS="-O2"
    else
!     CFLAGS=""
    fi
  else
    if test "$GCC" = yes; then
***************
*** 9549,9555 ****
        if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
  	# Warning - without using the other runtime loading flags (-brtl),
  	# -berok will link without error, but may produce a broken library.
! 	allow_undefined_flag='-berok'
          # Determine the default libpath from the value encoded in an
          # empty executable.
          if test set = "${lt_cv_aix_libpath+set}"; then
--- 9549,9555 ----
        if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
  	# Warning - without using the other runtime loading flags (-brtl),
  	# -berok will link without error, but may produce a broken library.
! 	allow_undefined_flag=''
          # Determine the default libpath from the value encoded in an
          # empty executable.
          if test set = "${lt_cv_aix_libpath+set}"; then
***************
*** 9652,9658 ****
  	  # Warning - without using the other run time loading flags,
  	  # -berok will link without error, but may produce a broken library.
  	  no_undefined_flag=' $wl-bernotok'
! 	  allow_undefined_flag=' $wl-berok'
  	  if test yes = "$with_gnu_ld"; then
  	    # We only use this code for GNU lds that support --whole-archive.
  	    whole_archive_flag_spec='$wl--whole-archive$convenience $wl--no-whole-archive'
--- 9652,9658 ----
  	  # Warning - without using the other run time loading flags,
  	  # -berok will link without error, but may produce a broken library.
  	  no_undefined_flag=' $wl-bernotok'
! 	  allow_undefined_flag=' '
  	  if test yes = "$with_gnu_ld"; then
  	    # We only use this code for GNU lds that support --whole-archive.
  	    whole_archive_flag_spec='$wl--whole-archive$convenience $wl--no-whole-archive'