./configure: line 7093: ,: command not found
https://github.com/simsong/bulk_extractor/commit/6f800ecb61ac7b44ddf2da878c629c24e9a8806b
--- configure.ac.orig 2014-09-16 14:08:06.000000000 -0500
+++ configure.ac 2016-09-28 19:54:37.000000000 -0500
AC_ARG_ENABLE([flexscanners],
AS_HELP_STRING([--disable-flexscanners], [disable FLEX-based scanners]),
- [AC_DEFINE(FLEXSCANNERS_ENABLED, 1, [Use FLEX-based scanners]), flexscanners='yes'])
+ [AC_DEFINE(FLEXSCANNERS_ENABLED, 1, [Use FLEX-based scanners]) flexscanners='yes'])
AM_CONDITIONAL([FLEXSCANNERS_ENABLED], [test "yes" = "$flexscanners"])