-MACRO-NAME must be a vector of viper-style keys. This command is used by Viper
-internally, but the user can also use it in ~/.viper to delete pre-defined
-macros supplied with Viper. The best way to avoid mistakes in macro names to
-be passed to this function is to use viper-describe-kbd-macros and copy the
-name from there."
+MACRO-NAME must be a vector of viper-style keys. This command is used
+by Viper internally, but you can also use it in `viper-custom-file-name'
+to delete pre-defined macros supplied with Viper. The best way to avoid
+mistakes in macro names to be passed to this function is to use
+`viper-describe-kbd-macros' and copy the name from there."