krb5_appdefault_string - Retrieve a string value from the appdefaults section of krb5.conf.

void krb5_appdefault_string(krb5_context context, const char *appname, const krb5_data *realm, const char *option, const char *default_value, char **ret_value)
param:

[in] context - Library context

[in] appname - Application name

[in] realm - Realm name

[in] option - Option to be checked

[in] default_value - Default value to return if no match is found

[out] ret_value - String value of option

This function gets the application defaults for option based on the given appname and/or realm .