default_error_handler error_handler_errno MEOS_ERR_NO meos_errno meos_errno_reset meos_errno_restore meos_errno_set meos_error MEOS_ERROR_HANDLER meos_initialize_error_handler

default_error_handler() void default_error_handler ( int  errlevel, int  errcode, const char *  errmsg  ) Default error handler function that prints the error message to stderr, sets the errcode, and exits if error level is equal to ERROR