remove MJN only debug messages

21 files changed, 0 insertions, 188 deletions

diff --git a/libc/stdio/_READ.c b/libc/stdio/_READ.c
index a548dbb3f..a3c141385 100644
--- a/libc/stdio/_READ.c
+++ b/libc/stdio/_READ.c
@@ -38,9 +38,6 @@ size_t attribute_hidden __stdio_READ(register FILE *stream,
 			bufsize = SSIZE_MAX;
 		}
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning EINTR?
-#endif
 /* 	RETRY: */
 		if ((rv = __READ(stream, (char *) buf, bufsize)) <= 0) {
 			if (rv == 0) {
@@ -50,9 +47,6 @@ size_t attribute_hidden __stdio_READ(register FILE *stream,
 				__STDIO_STREAM_SET_ERROR(stream);
 				rv = 0;
 			}
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Make custom stream read return check optional.
-#endif
 #ifdef __UCLIBC_HAS_GLIBC_CUSTOM_STREAMS__
 		} else {
 			assert(rv <= bufsize);
diff --git a/libc/stdio/_WRITE.c b/libc/stdio/_WRITE.c
index 712236f8f..113f0eb86 100644
--- a/libc/stdio/_WRITE.c
+++ b/libc/stdio/_WRITE.c
@@ -46,9 +46,6 @@ size_t attribute_hidden __stdio_WRITE(register FILE *stream,
 		stodo = (todo <= SSIZE_MAX) ? todo : SSIZE_MAX;
 		rv = __WRITE(stream, (char *) buf, stodo);
 		if (rv >= 0) {
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Make custom stream write return check optional.
-#endif
 #ifdef __UCLIBC_HAS_GLIBC_CUSTOM_STREAMS__
 			assert(rv <= stodo);
 			if (rv > stodo) {	/* Wrote more than stodo! */
diff --git a/libc/stdio/_fopen.c b/libc/stdio/_fopen.c
index be05c48a5..ddad1586c 100644
--- a/libc/stdio/_fopen.c
+++ b/libc/stdio/_fopen.c
@@ -64,11 +64,6 @@ FILE attribute_hidden *_stdio_fopen(intptr_t fname_or_mode,
 		open_mode += (O_RDWR - (O_RDONLY | O_WRONLY));
 	}
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Implement glibc ccs option to bind a codeset?
-#warning CONSIDER: Implement glibc mmap option for readonly files?
-#warning CONSIDER: Implement a text mode using custom read/write funcs?
-#endif
 #if defined(__UCLIBC_HAS_FOPEN_EXCLUSIVE_MODE__) || defined(__UCLIBC_HAS_FOPEN_LARGEFILE_MODE__) || \
     defined(__UCLIBC_HAS_FOPEN_CLOSEEXEC_MODE__)
 
@@ -110,10 +105,6 @@ FILE attribute_hidden *_stdio_fopen(intptr_t fname_or_mode,
 #endif
 	}
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Verify fdopen append behavior of glibc.
-#endif
-
 	if (filedes >= 0) {			/* Handle fdopen trickery. */
 		stream->__filedes = filedes;
 		/* NOTE: it is insufficient to just check R/W/RW agreement.
diff --git a/libc/stdio/_fpmaxtostr.c b/libc/stdio/_fpmaxtostr.c
index 35805844a..b06b25aa0 100644
--- a/libc/stdio/_fpmaxtostr.c
+++ b/libc/stdio/_fpmaxtostr.c
@@ -210,9 +210,6 @@ ssize_t _fpmaxtostr(FILE * fp, __fpmax_t x, struct printf_info *info,
 	intptr_t pc_fwi[3*MAX_CALLS];
 	intptr_t *ppc;
 	intptr_t *ppc_last;
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: The size of exp_buf[] should really be determined by the float constants.
-#endif /* __UCLIBC_MJN3_ONLY__ */
 	char exp_buf[16];
 	char buf[BUF_SIZE];
 	char sign_str[6];			/* Last 2 are for 1st digit + nul. */
@@ -291,9 +288,6 @@ ssize_t _fpmaxtostr(FILE * fp, __fpmax_t x, struct printf_info *info,
 
 	{
 		int i, j;
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Clean up defines when hexadecimal float notation is unsupported.
-#endif /* __UCLIBC_MJN3_ONLY__ */
 
 #ifdef __UCLIBC_HAS_HEXADECIMAL_FLOATS__
 
@@ -375,9 +369,6 @@ ssize_t _fpmaxtostr(FILE * fp, __fpmax_t x, struct printf_info *info,
 		do {
 			uint_fast32_t digit_block = (uint_fast32_t) x;
 			assert(digit_block < upper_bnd);
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Can rounding be a problem?
-#endif /* __UCLIBC_MJN3_ONLY__ */
 			x = (x - digit_block) * upper_bnd;
 			s += dpb;
 			j = 0;
diff --git a/libc/stdio/_fwrite.c b/libc/stdio/_fwrite.c
index 47860afbf..2e712c9e5 100644
--- a/libc/stdio/_fwrite.c
+++ b/libc/stdio/_fwrite.c
@@ -25,9 +25,6 @@ size_t attribute_hidden __stdio_fwrite(const unsigned char * __restrict buffer,
 	assert(bytes);
 
 	if (!__STDIO_STREAM_IS_NBF(stream)) { /* FBF or LBF. */
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Try to consolidate some of the code?
-#endif
 		if (__STDIO_STREAM_IS_FAKE_VSNPRINTF(stream)) {
 			pending = __STDIO_STREAM_BUFFER_WAVAIL(stream);
 			if (pending > bytes) {
@@ -66,9 +63,6 @@ size_t attribute_hidden __stdio_fwrite(const unsigned char * __restrict buffer,
 			if (__STDIO_COMMIT_WRITE_BUFFER(stream)) { /* Commit failed! */
 				return 0;
 			}
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Do we want to try again if data now fits in buffer?
-#endif
 /* 			goto RETRY; */
 		}
 	}
diff --git a/libc/stdio/_rfill.c b/libc/stdio/_rfill.c
index e9d2fa698..d2b3de593 100644
--- a/libc/stdio/_rfill.c
+++ b/libc/stdio/_rfill.c
@@ -7,10 +7,6 @@
 
 #include "_stdio.h"
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Do we really need a seperate rfill function?
-#endif
-
 #ifdef __STDIO_BUFFERS
 
 /* Read some data into the buffer.
diff --git a/libc/stdio/_scanf.c b/libc/stdio/_scanf.c
index 80e49567f..3f3000d6f 100644
--- a/libc/stdio/_scanf.c
+++ b/libc/stdio/_scanf.c
@@ -192,10 +192,6 @@ int vscanf(const char * __restrict format, va_list arg)
 /**********************************************************************/
 #ifdef L_vsscanf
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning WISHLIST: Implement vsscanf for non-buf and no custom stream case.
-#endif /* __UCLIBC_MJN3_ONLY__ */
-
 #ifdef __STDIO_BUFFERS
 
 int vsscanf(const char *sp, const char *fmt, va_list ap)
@@ -424,13 +420,6 @@ enum {
 #define SPEC_BASE		{ 16, 16, 16, 8, 10, 10,  0 }
 #endif /* __UCLIBC_HAS_FLOATS__ */
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#ifdef L_vfscanf
-/* emit once */
-#warning CONSIDER: Add a '0' flag to eat 0 padding when grouping?
-#endif
-#endif /* __UCLIBC_MJN3_ONLY__ */
-
 #define SPEC_FLAGS		"*'I"
 
 enum {
@@ -630,9 +619,6 @@ extern int __psfs_do_numeric(psfs_t *psfs, struct scan_cookie *sc) attribute_hid
 /**********************************************************************/
 #ifdef L___scan_cookie
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Remove dependence on decpt_str and fake_decpt in stub locale mode.
-#endif
 #ifndef __UCLIBC_HAS_LOCALE__
 static const char decpt_str[] = ".";
 #endif
@@ -856,11 +842,6 @@ int attribute_hidden __psfs_parse_spec(register psfs_t *psfs)
 	}
 	psfs->dataargtype = ((int)(p[(sizeof(qual_chars)-2) / 2])) << 8;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Should we validate that psfs->max_width > 0 in __psfs_parse_spec()?  It would avoid whitespace consumption...
-#warning CONSIDER: Should INT_MAX be a valid width (%c/%C)?  See __psfs_parse_spec().
-#endif /* __UCLIBC_MJN3_ONLY__ */
-
 	p = spec_chars;
 	do {
 		if (*psfs->fmt == *p) {
@@ -1109,9 +1090,6 @@ int VFSCANF (FILE *__restrict fp, const Wchar *__restrict format, va_list arg)
 	psfs_t psfs;
 	int i;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Fix MAX_DIGITS.  We do not do binary, so...!
-#endif
 #define MAX_DIGITS 65			/* Allow one leading 0. */
 	unsigned char buf[MAX_DIGITS+2];
 #ifdef L_vfscanf
@@ -1122,9 +1100,6 @@ int VFSCANF (FILE *__restrict fp, const Wchar *__restrict format, va_list arg)
 	unsigned char zero_conversions = 1;
 	__STDIO_AUTO_THREADLOCK_VAR;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Make checking of the format string in C locale an option.
-#endif
 	/* To support old programs, don't check mb validity if in C locale. */
 #if defined(__UCLIBC_HAS_LOCALE__) && !defined(L_vfwscanf)
 	/* ANSI/ISO C99 requires format string to be a valid multibyte string
@@ -1285,9 +1260,6 @@ int VFSCANF (FILE *__restrict fp, const Wchar *__restrict format, va_list arg)
 			}
 
 			if (psfs.conv_num == CONV_n) {
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Should %n count as a conversion as far as EOF return value?
-#endif
 /* 				zero_conversions = 0; */
 				if (psfs.store) {
 					_store_inttype(psfs.cur_ptr, psfs.dataargtype,
@@ -1740,19 +1712,12 @@ int attribute_hidden __psfs_do_numeric(psfs_t *psfs, struct scan_cookie *sc)
 #ifdef __UCLIBC_HAS_FLOATS__
 	int exp_adjust = 0;
 #endif
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Fix MAX_DIGITS.  We do not do binary, so...!
-#warning TODO: Fix buf!
-#endif
 #define MAX_DIGITS 65			/* Allow one leading 0. */
 	unsigned char buf[MAX_DIGITS+2+ 100];
 	unsigned char usflag, base;
 	unsigned char nonzero = 0;
 	unsigned char seendigit = 0;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: What should be returned for an invalid conversion specifier?
-#endif
 #ifndef __UCLIBC_HAS_FLOATS__
 	if (psfs->conv_num > CONV_i) { /* floating point */
 		goto DONE;
@@ -1786,9 +1751,6 @@ int attribute_hidden __psfs_do_numeric(psfs_t *psfs, struct scan_cookie *sc)
 			}
 		} while (1);
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Should we require a 0x prefix and disallow +/- for pointer %p?
-#endif /*  __UCLIBC_MJN3_ONLY__ */
 	}
 
 	__scan_getc(sc);
@@ -1844,10 +1806,6 @@ int attribute_hidden __psfs_do_numeric(psfs_t *psfs, struct scan_cookie *sc)
 
 		int nblk1, nblk2, nbmax, lastblock, pass, i;
 
-
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Should we initalize the grouping blocks in __init_scan_cookie()?
-#endif /*  __UCLIBC_MJN3_ONLY__ */
 		nbmax = nblk2 = nblk1 = *p;
 		if (*++p) {
 			nblk2 = *p;
@@ -1876,9 +1834,6 @@ int attribute_hidden __psfs_do_numeric(psfs_t *psfs, struct scan_cookie *sc)
 		if (sc->cc == '0') {
 			seendigit = 1;
 			*b++ = '0';			/* Store the first 0. */
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Should leading 0s be skipped before digit grouping? (printf 0 pad)
-#endif /*  __UCLIBC_MJN3_ONLY__ */
 #if 0
 			do {				/* But ignore all subsequent 0s. */
 				__scan_getc(sc);
@@ -2155,9 +2110,6 @@ int attribute_hidden __psfs_do_numeric(psfs_t *psfs, struct scan_cookie *sc)
 			__scan_getc(sc);
 		}
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Fix MAX_EXP_DIGITS!
-#endif
 #define MAX_EXP_DIGITS 20
 		assert(seendigit);
 		seendigit = 0;
diff --git a/libc/stdio/_vfprintf.c b/libc/stdio/_vfprintf.c
index a795f4979..fc5d3ff68 100644
--- a/libc/stdio/_vfprintf.c
+++ b/libc/stdio/_vfprintf.c
@@ -130,14 +130,6 @@
 
 /**********************************************************************/
 
-#ifdef __UCLIBC_MJN3_ONLY__
-# ifdef L_register_printf_function
-/* emit only once */
-#  warning WISHLIST: Make MAX_USER_SPEC configurable?
-#  warning WISHLIST: Make MAX_ARGS_PER_SPEC configurable?
-# endif
-#endif
-
 #ifdef __UCLIBC_HAS_GLIBC_CUSTOM_PRINTF__
 # define MAX_USER_SPEC       10
 # define MAX_ARGS_PER_SPEC    5
@@ -460,9 +452,6 @@ int attribute_hidden _ppfs_init(register ppfs_t *ppfs, const char *fmt0)
 	--ppfs->maxposarg;			/* set to -1 */
 #endif
 	ppfs->fmtpos = fmt0;
-#ifdef __UCLIBC_MJN3_ONLY__
-# warning TODO: Make checking of the format string in C locale an option.
-#endif
 #ifdef __UCLIBC_HAS_LOCALE__
 	/* To support old programs, don't check mb validity if in C locale. */
 	if (__UCLIBC_CURLOCALE->encoding != __ctype_encoding_7_bit) {
@@ -878,11 +867,6 @@ int attribute_hidden _ppfs_parsespec(ppfs_t *ppfs)
 		} else {
 			if (maxposarg > 0) {
 # ifdef __UCLIBC_HAS_PRINTF_M_SPEC__
-#  ifdef __UCLIBC_MJN3_ONLY__
-#   warning TODO: Support prec and width for %m when positional args used
-				/* Actually, positional arg processing will fail in general
-				 * for specifiers that don't require an arg. */
-#  endif
 				if (*fmt == 'm') {
 					goto PREC_WIDTH;
 				}
@@ -1414,9 +1398,6 @@ static int _do_one_spec(FILE * __restrict stream,
 	int numfill = 0;			/* TODO: fix */
 	int prefix_num = PREFIX_NONE;
 	char padchar = ' ';
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Determine appropriate buf size.
-#endif
 	/* TODO: buf needs to be big enough for any possible error return strings
 	 * and also for any locale-grouped long long integer strings generated.
 	 * This should be large enough for any of the current archs/locales, but
@@ -1468,11 +1449,6 @@ static int _do_one_spec(FILE * __restrict stream,
 		if (ppfs->conv_num <= CONV_i) {	/* pointer or (un)signed int */
 			alphacase = __UIM_LOWER;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#ifdef L__vfprintf_internal
-#warning CONSIDER: Should we ignore these flags if stub locale?  What about custom specs?
-#endif
-#endif
 			base = spec_base[(int)(ppfs->conv_num - CONV_p)];
 			if (base == 10) {
 				if (PRINT_INFO_FLAG_VAL(&(ppfs->info),group)) {
@@ -1497,11 +1473,6 @@ static int _do_one_spec(FILE * __restrict stream,
 			if (ppfs->info.prec < 0) { /* Ignore '0' flag if prec specified. */
 				padchar = ppfs->info.pad;
 			}
-#ifdef __UCLIBC_MJN3_ONLY__
-#ifdef L__vfprintf_internal
-#warning CONSIDER: If using outdigits and/or grouping, how should we interpret precision?
-#endif
-#endif
 			s = _uintmaxtostr(buf + sizeof(buf) - 1,
 							  (uintmax_t)
 							  _load_inttype(ppfs->conv_num == CONV_p ? PA_FLAG_LONG : *argtype & __PA_INTMASK,
@@ -1654,9 +1625,6 @@ static int _do_one_spec(FILE * __restrict stream,
 		} else if (ppfs->conv_num <= CONV_s) {	/* char or string */
 
 			if (ppfs->conv_num == CONV_s) { /* string */
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Fix %s for _vfwprintf_internal... output upto illegal sequence?
-#endif
 				s = *((char **) (*argptr));
 				if (s) {
 #ifdef __UCLIBC_HAS_PRINTF_M_SPEC__
@@ -1722,11 +1690,6 @@ static int _do_one_spec(FILE * __restrict stream,
 			return -1;
 		}
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#ifdef L__vfprintf_internal
-#warning CONSIDER: If using outdigits and/or grouping, how should we pad?
-#endif
-#endif
 		{
 			size_t t;
 
diff --git a/libc/stdio/_wfwrite.c b/libc/stdio/_wfwrite.c
index 517e3a7a3..65b38e7e7 100644
--- a/libc/stdio/_wfwrite.c
+++ b/libc/stdio/_wfwrite.c
@@ -12,11 +12,6 @@
 #error wide function when no wide support!
 #endif
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning TODO: Fix prototype.
-#endif
-
-
 size_t attribute_hidden _wstdio_fwrite(const wchar_t *__restrict ws, size_t n,
 					  register FILE *__restrict stream)
 {
diff --git a/libc/stdio/fclose.c b/libc/stdio/fclose.c
index 7e7bc3b5b..26b27c8cf 100644
--- a/libc/stdio/fclose.c
+++ b/libc/stdio/fclose.c
@@ -85,9 +85,6 @@ int fclose(register FILE *stream)
 	__STDIO_AUTO_THREADUNLOCK(stream);
 
 	__STDIO_STREAM_FREE_BUFFER(stream);
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning REMINDER: inefficient - locks and unlocks twice and walks whole list
-#endif
 #if defined(__UCLIBC_HAS_THREADS__) && defined(__STDIO_BUFFERS)
 	/* inefficient - locks/unlocks twice and walks whole list */
 	__STDIO_OPENLIST_INC_DEL_CNT;
diff --git a/libc/stdio/fcloseall.c b/libc/stdio/fcloseall.c
index 4d78b37d6..ab8248c7b 100644
--- a/libc/stdio/fcloseall.c
+++ b/libc/stdio/fcloseall.c
@@ -27,17 +27,11 @@ int fcloseall (void)
 
 	__STDIO_OPENLIST_INC_USE;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning REMINDER: should probably have a get_head() operation
-#endif
 	__STDIO_THREADLOCK_OPENLIST_ADD;
 	f = _stdio_openlist;
 	__STDIO_THREADUNLOCK_OPENLIST_ADD;
 
 	while (f) {
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning REMINDER: should probably have a get_next() operation
-#endif
 		FILE *n = f->__nextopen;
 		__STDIO_AUTO_THREADLOCK_VAR;
 
diff --git a/libc/stdio/fflush.c b/libc/stdio/fflush.c
index cf0356a38..7c05ea5fe 100644
--- a/libc/stdio/fflush.c
+++ b/libc/stdio/fflush.c
@@ -10,10 +10,6 @@
 
 #ifdef __DO_UNLOCKED
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning WISHLIST: Add option to test for undefined behavior of fflush.
-#endif /* __UCLIBC_MJN3_ONLY__ */
-
 /* Even if the stream is set to user-locking, we still need to lock
  * when all (lbf) writing streams are flushed. */
 
@@ -34,16 +30,10 @@ void attribute_hidden _stdio_openlist_dec_use(void)
 		FILE *n;
 		FILE *stream;
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning REMINDER: As an optimization, we could unlock after we move past the head.
-#endif
 		/* Grab the openlist add lock since we might change the head of the list. */
 		__STDIO_THREADLOCK_OPENLIST_ADD;
 		for (stream = _stdio_openlist; stream; stream = n) {
 			n = stream->__nextopen;
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning REMINDER: fix for nonatomic
-#endif
 			if ((stream->__modeflags & (__FLAG_READONLY|__FLAG_WRITEONLY|__FLAG_FAILED_FREOPEN))
 				== (__FLAG_READONLY|__FLAG_WRITEONLY)
 				) {		 /* The file was closed and should be removed from the list. */
@@ -70,9 +60,6 @@ int fflush_unlocked(register FILE *stream)
 #ifdef __STDIO_BUFFERS
 
 	int retval = 0;
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning REMINDER: should probably define a modeflags type
-#endif
 	unsigned short bufmask = __FLAG_LBF;
 
 #ifndef NDEBUG
diff --git a/libc/stdio/fgets.c b/libc/stdio/fgets.c
index bc710c764..0a6d31e5c 100644
--- a/libc/stdio/fgets.c
+++ b/libc/stdio/fgets.c
@@ -19,9 +19,6 @@ char *fgets_unlocked(char *__restrict s, int n,
 
 	__STDIO_STREAM_VALIDATE(stream);
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: What should fgets do if n <= 0?
-#endif /* __UCLIBC_MJN3_ONLY__ */
 	/* Should we assert here?  Or set errno?  Or just fail... */
 	if (n <= 0) {
 /* 		__set_errno(EINVAL); */
@@ -48,9 +45,6 @@ char *fgets_unlocked(char *__restrict s, int n,
 		}
 	}
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: If n==1 and not at EOF, should fgets return an empty string?
-#endif /* __UCLIBC_MJN3_ONLY__ */
 	if (p > s) {
 		*p = 0;
 		return s;
diff --git a/libc/stdio/fputc.c b/libc/stdio/fputc.c
index 7876d77af..d4e5d2528 100644
--- a/libc/stdio/fputc.c
+++ b/libc/stdio/fputc.c
@@ -41,9 +41,6 @@ int __fputc_unlocked(int c, register FILE *stream)
 				) {
 				goto BAD;
 			}
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Should we fail if the commit fails but we now have room?
-#endif
 
 			__STDIO_STREAM_BUFFER_ADD(stream, ((unsigned char) c));
 
diff --git a/libc/stdio/fread.c b/libc/stdio/fread.c
index 5df33b468..5f4ec6f38 100644
--- a/libc/stdio/fread.c
+++ b/libc/stdio/fread.c
@@ -62,9 +62,6 @@ size_t fread_unlocked(void * __restrict ptr, size_t size, size_t nmemb,
 			}
 #endif
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: should we refill and read from the buffer sometimes?
-#endif
 			while ((avail = __stdio_READ(stream, buffer, todo)) > 0) {
 				buffer += avail;
 				if (!(todo -= avail)) {
diff --git a/libc/stdio/ftrylockfile.c b/libc/stdio/ftrylockfile.c
index 0d2e156af..c2f49ca0f 100644
--- a/libc/stdio/ftrylockfile.c
+++ b/libc/stdio/ftrylockfile.c
@@ -7,10 +7,6 @@
 
 #include "_stdio.h"
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: What should this return when not threading?
-#endif
-
 int ftrylockfile(FILE *stream)
 {
 	__STDIO_STREAM_VALIDATE(stream);
diff --git a/libc/stdio/perror.c b/libc/stdio/perror.c
index 8b943e467..d36d75bcf 100644
--- a/libc/stdio/perror.c
+++ b/libc/stdio/perror.c
@@ -7,11 +7,6 @@
 
 #include "_stdio.h"
 
-
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Increase buffer size for error message (non-%m case)?
-#endif
-
 void perror(register const char *s)
 {
 	/* If the program is calling perror, it's a safe bet that printf and
diff --git a/libc/stdio/popen.c b/libc/stdio/popen.c
index 1efbd3b7a..a5aa99885 100644
--- a/libc/stdio/popen.c
+++ b/libc/stdio/popen.c
@@ -23,10 +23,6 @@
 #include <sys/wait.h>
 #include <bits/uClibc_mutex.h>
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning "hmm... susv3 says Pipe streams are byte-oriented."
-#endif /* __UCLIBC_MJN3_ONLY__ */
-
 #ifndef VFORK_LOCK
 __UCLIBC_MUTEX_STATIC(mylock, PTHREAD_MUTEX_INITIALIZER);
 # define VFORK_LOCK		__UCLIBC_MUTEX_LOCK(mylock)
diff --git a/libc/stdio/ungetc.c b/libc/stdio/ungetc.c
index ea4edd22c..14c8d95c0 100644
--- a/libc/stdio/ungetc.c
+++ b/libc/stdio/ungetc.c
@@ -31,9 +31,6 @@ int ungetc(int c, register FILE *stream)
 	__STDIO_AUTO_THREADLOCK(stream);
 	__STDIO_STREAM_VALIDATE(stream);
 
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning CONSIDER: Make fast ungetc an option?
-#endif
 #ifdef __UCLIBC_HAS_STDIO_GETC_MACRO__
 	/* If buffered narrow reading with no ungot slots filled, and if not
 	 * ungetting a different char than the one last read from the buffer,
diff --git a/libc/stdio/vasprintf.c b/libc/stdio/vasprintf.c
index fa7926c60..026d8b2bd 100644
--- a/libc/stdio/vasprintf.c
+++ b/libc/stdio/vasprintf.c
@@ -12,12 +12,6 @@
 #include <stdarg.h>
 #include <bits/uClibc_va_copy.h>
 
-
-#ifdef __UCLIBC_MJN3_ONLY__
-/* Do the memstream stuff inline to avoid fclose and the openlist? */
-#warning CONSIDER: avoid open_memstream call?
-#endif
-
 #ifndef __STDIO_HAS_VSNPRINTF
 #warning Skipping vasprintf since no vsnprintf!
 #else
diff --git a/libc/stdio/vsnprintf.c b/libc/stdio/vsnprintf.c
index 3a4c60794..9e1bed132 100644
--- a/libc/stdio/vsnprintf.c
+++ b/libc/stdio/vsnprintf.c
@@ -8,11 +8,6 @@
 #include "_stdio.h"
 #include <stdarg.h>
 
-
-#ifdef __UCLIBC_MJN3_ONLY__
-#warning WISHLIST: Implement vsnprintf for non-buffered and no custom stream case.
-#endif /* __UCLIBC_MJN3_ONLY__ */
-
 #ifdef __STDIO_BUFFERS
 /* NB: we can still have __USE_OLD_VFPRINTF__ defined in this case! */