Fix quoting of program-transform-name in toplevel configure

[Andreas Tobler]

Geoffrey Keating wrote:

>>> Solaris native complains about unexpected ; at line 805.
>>
>>
>> Yep.  If the "no list given so assume the program args" form of 'for'
>> is to be used, it has to be
>>
>>     for ac_arg
>>     do
>>
>> i.e., semicolon and newline aren't equivalent.
>>
> Interesting.  Bash seems to happily accept both forms.  Andreas, could 
> you test this change on your shell?

As already stated seems to werk here.

[enterprise:gcc/gcc-cvs/objdir] andreas% env |grep CONFIG
CONFIG_SHELL=/bin/ksh
The recommended shell (gcc build) under solaris. Otherwise I use tcsh.

Andreas