ScmCodeGuessingProc 47 ext/charconv/charconv.c ScmCodeGuessingProc proc; ScmCodeGuessingProc 97 ext/charconv/charconv.c ScmCodeGuessingProc proc, ScmCodeGuessingProc 89 ext/charconv/charconv.h typedef const char *(*ScmCodeGuessingProc)(const char *buf, ScmCodeGuessingProc 97 ext/charconv/charconv.h ScmCodeGuessingProc proc,