4
int rccFS0(const char *fspath, const char *filename, char **prefix, char **name);
5
int rccFS1(rcc_context *ctx, const char *fspath, char **prefix, char **name);
6
char *rccFS2(rcc_context *ctx, iconv_t icnv, const char *prefix, const char *name);
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char *rccFS3(rcc_context *ctx, rcc_language_id language_id, rcc_class_id class_id, const char *prefix, const char *name);