--- a/trackballs-1.1.4.ebuild	2009-11-07 19:08:40.000000000 +0000
+++ a/trackballs-1.1.4.ebuild	2010-10-14 03:47:57.485688808 +0000
@@ -35,6 +35,18 @@ 
 		src/Makefile.in \
 		po/Makefile.in.in \
 		|| die "sed failed"
+	# Fix _FORTIFY_SOURCE buffer overflow due to wrong sizeof
+	sed -i \
+		-e 's/\(snprintf(\(name\),sizeof\)(str)/\1(\2)/' \
+		src/enterHighScoreMode.cc || die
+	# Fix -Wformat-security warning due to non-literal with no format arguments
+	sed -i \
+		-e 's/\(snprintf(levelname,sizeof(levelname),\)\(name)\)/\1 "%s", \2/' \
+		-e 's/\(snprintf(Settings::settings->specialLevel,sizeof(Settings::settings->specialLevel),\)\(levelname)\)/\1 "%s", \2/' \
+		src/editMode.cc || die
+	sed -i \
+		-e 's/\(snprintf(\(textureName\),\)63\(,textureNames\[i\])\)/\1 sizeof(\2), "%s"\3/' \
+		src/map.cc || die
 }
 
 src_configure() {