gmp-5.0.0 fails to build when configure option --enable-fat is being used

[Torbjorn Granlund]

  powm.c:368:34: error: missing binary operator before token "("
  make[2]: *** [powm.lo] Virhe 1
  make[2]: Poistutaan hakemistosta "/home/andris/Test/gmp/pi/gmp-5.0.0/build-fat/mpn"
  make[1]: *** [all-recursive] Virhe 1
  make[1]: Poistutaan hakemistosta "/home/andris/Test/gmp/pi/gmp-5.0.0/build-fat"
  make: *** [all] Virhe 2
  
Thanks for your bug reports.

This is now fixed in the GMP repository.  That means it will be included
in GMP 5.0.1.

-- 
Torbjörn