unistdio/u16-u16-vsnprintf
configure.ac:
-gl_LIBUNISTRING_LIBSOURCE([0.9], [unistdio/u16-u16-snprintf.c])
+gl_LIBUNISTRING_MODULE([0.9], [unistdio/u16-u16-snprintf])
Makefile.am:
+if LIBUNISTRING_COMPILE_UNISTDIO_U16_U16_SNPRINTF
+lib_SOURCES += unistdio/u16-u16-snprintf.c
+endif
Include:
"unistdio.h"