unistr/u16-strlen
configure.ac:
-gl_LIBUNISTRING_LIBSOURCE([0.9], [uniwidth/u16-strwidth.c])
+gl_LIBUNISTRING_MODULE([0.9], [uniwidth/u16-strwidth])
Makefile.am:
+if LIBUNISTRING_COMPILE_UNIWIDTH_U16_STRWIDTH
+lib_SOURCES += uniwidth/u16-strwidth.c
+endif
Include:
"uniwidth.h"