BEGIN { mflg=1 }
/#ifdef/ { print }
/#else/ { print }
/#endif/ { print }
/#macro/ { print "#define" substr($0,length($1)+1,length-length($1)) "\\"
	   mflg=0}
/#endmacro/ { print ""
	      mflg=0 }
/#macro/,/#endmacro/ { if(mflg) print $0 "\\"
		       else mflg=1 }
/#define/ { print }
/#declare/ { mflg=0 }
/#enddeclare/ { mflg=0 }
/#declare/,/#enddeclare/ { if (mflg) print > "includes/msimexts.h" 
			   else mflg=1 }
{ next }