Resolve conflicts for functions introduced in Android API level 34. * m4/copy-file-range.m4 (gl_FUNC_COPY_FILE_RANGE): On platforms without glibc, test for copy_file_range using gl_CHECK_FUNCS_ANDROID instead of AC_CHECK_FUNCS_ONCE. Conditionally set REPLACE_COPY_FILE_RANGE. * doc/glibc-functions/copy_file_range.texi: Mention the Android API levels.