我从github克隆了比特币源，并执行了autogen.sh脚本，但存在以下问题。
/usr/bin/m4:build-aux/m4/libtool.m4:8216：错误：字符串结尾的文件
autom4te：/ usr / bin / m4失败，退出状态：1
aclocal：autom4te失败，退出状态：1
autoreconf：aclocal失败，退出状态：1
8214 # as few characters as possible. Prefer GNU sed if found.
8215 m4_defun([_LT_DECL_SED],
8216 [AC_PROG_SED
8217 test -z "$SED" && SED=sed
8218 Xsed="$SED -e 1s/^X//"
8219 _LT_DECL([], [SED], [1], [A sed program that does not
truncate output])
8220 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
8221 [Sed that helps us avoid accidentally triggering
echo(1) options like -n])
8222 ])# _LT_DECL_SED
8223
8224 m4_ifndef([AC_PROG_SED], [