1 Fix build problem with SunStudio compiler under Solaris. Patch taken

     2 from here:

     3 

     4 http://lists.gnu.org/archive/html/bug-gawk/2011-07/msg00008.html

     5 

     6 --- gawk-4.1.3/awk.h.orig       2013-04-07 18:54:28.000000000 +0100

     7 +++ gawk-4.1.3/awk.h    2013-12-26 19:03:34.000000000 +0000

     8 @@ -69,7 +69,7 @@

     9  #endif /* LOCALEDIR */

    10  #endif

    11 

    12 -#if !defined(__STDC__) || __STDC__ < 1

    13 +#if !defined(__STDC__) || __STDC__ < 1 && !defined(__EXTENSIONS__)

    14  #error "gawk no longer supports non-C89 environments (no __STDC__ or __STDC__ < 1)"

    15  #endif