porting: Linux to Freebsd

[Robert Huff]

Alexander Leidinger writes:
>  > 	Right: I re-ran under bash, and got the same problems.
>  > 	Looking at configure.ac, I see:
>  >
>  > AC_PATH_PROG(YACC,byacc,no)
>  > if test "x$YACC" == "xno"
>  
>  This should be a "=", not a "==".

	Same result.

>  > 	Relevant bit is:
>  >
>  > for ac_remove_CFLAG in "-O1" "-O2" "-O3" ; do
>  > 	CFLAGS=${CFLAGS//${ac_remove_CFLAG}/}
>  > 	CPPFLAGS=${CPPFLAGS//${ac_remove_CFLAG}/}
>  > 	CXXFLAGS=${CXXFLAGS//${ac_remove_CFLAG}/}
>  > done
>  
>  Quick try:
>  CFLAGS=`echo $CFLAGS | sed -e 's:-O[123]::g'`

	No change here either.


				Robert Huff