http://bugs.gentoo.org/196720

mark the new "e" fopen() flag as safe

--- sandbox-1.2.18.1/src/libsandbox.c
+++ sandbox-1.2.18.1/src/libsandbox.c
@@ -1595,7 +1595,7 @@
 {
 	if (*mode == 'r' && (0 == (strcmp(mode, "r")) ||
 	    /* The strspn accept args are known non-writable modifiers */
-	    (strlen(++mode) == strspn(mode, "xbtmc")))) {
+	    (strlen(++mode) == strspn(mode, "xbtmce")))) {
 		return before_syscall("open_rd", file);
 	} else {
 		return before_syscall("open_wr", file);