Fix: show 'egrep' instead of 'grep' when egrep is missing

include/binaries

@@ -340,7 +340,7 @@
         [ "${AWKBINARY:-}" ] || ExitFatal "awk binary not found"
         [ "${CAT_BINARY:-}" ] || ExitFatal "cat binary not found"
         [ "${CUTBINARY:-}" ] || ExitFatal "cut binary not found"
-        [ "${EGREPBINARY:-}" ] || ExitFatal "grep binary not found"
+        [ "${EGREPBINARY:-}" ] || ExitFatal "egrep binary not found"
         [ "${FINDBINARY:-}" ] || ExitFatal "find binary not found"
         [ "${GREPBINARY:-}" ] || ExitFatal "grep binary not found"
         [ "${HEADBINARY:-}" ] || ExitFatal "head binary not found"