Use extended regular expressions when invoked as egrep (noted and initial
patch by Charles Steinkuehler).
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@@ -149,7 +149,7 @@
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#ifdef CONFIG_ECHO
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APPLET(echo, echo_main, _BB_DIR_BIN)
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#endif
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#if defined(CONFIG_FEATURE_GREP_EGREP_ALIAS) && defined(CONFIG_GREP)
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#if defined(CONFIG_FEATURE_GREP_EGREP_ALIAS)
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APPLET_NOUSAGE("egrep", grep_main, _BB_DIR_BIN)
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#endif
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#ifdef CONFIG_ENV
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