Patch from Charles Steinkuehler <charles@steinkuehler.net>
to properly handle extended regexps for egrep
diff --git a/findutils/grep.c b/findutils/grep.c
index 7cd8196..eeab163 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -246,6 +246,7 @@
 #ifdef CONFIG_FEATURE_GREP_EGREP_ALIAS
 	if (strcmp (basename (argv[0]), "egrep") == 0)
 		reflags |= REG_ICASE;
+		reflags |= REG_EXTENDED;
 #endif
 
 	/* do normal option parsing */