Change -std=c11 to -std=gnu11.

<nortti> ...fuck everything
<nortti> it works if I change -std=c11 to -std=gnu11
<heddwch> ...
* nortti kicks gcc in its arse
<heddwch> Okay, changing to gnu11 -_- lol and removing the ifdef in channel.c

gnu-cobol.sh

@@ -33,7 +33,7 @@ while true; do
     esac
 done
 if [ $BUILD_C ]; then
-    ${CC:-cc} ${DEBUG:+-DDEBUG} -std=c11 -o channel.o -c channel.c
+    ${CC:-cc} ${DEBUG:+-DDEBUG} -std=gnu11 -o channel.o -c channel.c
 fi
 if [ $BUILD_COBOL ]; then
     ${COBC:-cobc} ${DEBUG:+-fdebugging-line} -std=mvs -x WOPO-CNF.COB PRINTCNF.COB