1AC_DEFUN([PDNS_WITH_LIBDECAF],[ 2 AC_MSG_CHECKING([whether we will be linking in libdecaf]) 3 AC_ARG_WITH([libdecaf], 4 [AS_HELP_STRING([--with-libdecaf],[use libdecaf @<:@default=no@:>@])], 5 [with_libdecaf=$withval], 6 [with_libdecaf=no] 7 ) 8 AC_MSG_RESULT([$with_libdecaf]) 9 10 AM_CONDITIONAL([LIBDECAF],[test "x$with_libdecaf" != "xno"]) 11 12 AS_IF([test "x$with_libdecaf" != "xno"],[ 13 save_LIBS=$LIBS 14 LIBS="" 15 AC_SEARCH_LIBS([decaf_ed25519_sign],[decaf],[ 16 AC_DEFINE([HAVE_LIBDECAF],[1],[Define to 1 if you have libdecaf]) 17 AC_SUBST([LIBDECAF_LIBS],["$LIBS"]) 18 ],[ 19 AC_MSG_ERROR([Could not find libdecaf]) 20 ]) 21 LIBS="$save_LIBS" 22 ]) 23]) 24