--- nethack-3.4.3-r1.ebuild.orig	2009-09-26 20:26:39.703144542 +0400
+++ nethack-3.4.3-r1.ebuild	2009-09-26 20:28:27.215564921 +0400
@@ -82,6 +82,7 @@
 		|| qtver=2
 	cd "${S}"/src
 	append-flags -I../include
+	append-flags -D__CORRECT_ISO_CPP_STRINGS_H_PROTO
 
 	emake \
 		QTDIR=/usr/qt/${qtver} \