Symbol: __STDIO_C99_FEATURES
include/stdio.h
311
#if defined(__STDIO_C99_FEATURES) || (_POSIX_C_SOURCE - 0) >= 199506L || \
include/stdio.h
343
#if defined(__STDIO_C99_FEATURES) || (_POSIX_C_SOURCE - 0) >= 200112L || \
include/stdio.h
388
#if defined(__STDIO_C99_FEATURES)