Microlib is not compliant with
the ISO C library standard. Some ISO features are not supported
and others have less functionality.
Microlib is not compliant with the IEEE 754 standard
for binary floating-point arithmetic.
Microlib is highly optimized for small code size.
Locales are not configurable. The default C locale
is the only one available.
main() must not be declared
to take arguments and must not return.
Microlib provides limited support for C99 functions.
Microlib does not support C++.
Microlib does not support operating system functions.
Microlib does not support position-independent code.
Microlib does not provide mutex locks to guard against
code that is not thread safe.
Microlib does not support wide characters or multibyte
Microlib does not support selectable one or two
region memory models as the standard library (stdlib) does. Microlib
provides only the two region memory model with separate stack and
Microlib does not support the bit-aligned memory
Microlib can be used with either
The level of ANSI C
that is provided can be controlled with
#pragma import(__use_smaller_memcpy) selects
a smaller, but slower, version of
fail because all streams are unbuffered.
0 because the error and
are not supported.