.Fn "void clearerr_unlocked" "FILE *stream"
.Fn "int feof_unlocked" "FILE *stream"
.Fn "int ferror_unlocked" "FILE *stream"
-.Fn "int fileno_unlocked" "FILE *stream"
.Fn "int fflush_unlocked" "FILE *stream"
.Fn "int fgetc_unlocked" "FILE *stream"
.Fn "int fputc_unlocked" "int c" "FILE *stream"