isalnum           856 src/char.c             if (isalnum(code)) MASK_SET(CS(SCM_CHARSET_ALNUM), code);
isalnum           869 src/char.c             if (isalnum(code)||code=='_')
isalnum           177 src/gauche-config.c            if (isalnum(*f)) *mm = *f;
isalnum           608 src/load.c             if (isalnum(*s)) *d = tolower(*s);
isalnum          1099 src/port.c             if (!isalnum(*buf) && *buf != '_' && *buf != '-' && *buf != '.') {