str_isdigit       182 lib/search/lib.c         *just_letters = str_isalnum (converted_str->str) && !str_isdigit (converted_str->str);
str_isdigit       342 lib/strutil.h  gboolean str_isdigit (const char *ch);
str_isdigit       727 lib/util.c             if (!str_isdigit (su))