alloca-opt
localcharset
xsize
-EOVERFLOW
+errno
+memchr
+multiarch
configure.ac:
gl_PREREQ_VASNPRINTF_WITH_EXTRAS
+gl_LIBUNISTRING_LIBSOURCE([0.9], [unistdio/u16-u16-vasnprintf.c])
Makefile.am:
-lib_SOURCES += unistdio/u16-u16-vasnprintf.c
Include:
"unistdio.h"