116 size_t sk_fread(void* buffer, size_t byteCount, FILE* f) {  in sk_fread()  argument
124         int err = fseek(f, (long)byteCount, SEEK_CUR);  in sk_fread()
127                         byteCount, curr, feof(f), ferror(f), err));  in sk_fread()
130         return byteCount;  in sk_fread()
133         return fread(buffer, 1, byteCount, f);  in sk_fread()
136 size_t sk_fwrite(const void* buffer, size_t byteCount, FILE* f) {  in sk_fwrite()  argument
138     return fwrite(buffer, 1, byteCount, f);  in sk_fwrite()
154 bool sk_fseek(FILE* f, size_t byteCount) {  in sk_fseek()  argument
155     int err = fseek(f, (long)byteCount, SEEK_SET);  in sk_fseek()
159 bool sk_fmove(FILE* f, long byteCount) {  in sk_fmove()  argument
160     int err = fseek(f, byteCount, SEEK_CUR);  in sk_fmove()