--- deliantra/server/configure.ac	2007/04/26 00:39:18	1.70
+++ deliantra/server/configure.ac	2007/04/27 19:53:04	1.71
@@ -54,7 +54,7 @@
 for module_vers in \
    "AnyEvent 2.52" \
    "Crossfire 0.97" \
-   "Coro 3.61" \
+   "Coro 3.62" \
    "Coro::Event 2.1" \
    "Event 1.08" \
    "IO::AIO 2.32" \
@@ -88,6 +88,9 @@
 AC_PROG_CXX
 AC_PROG_CPP
 
+AC_CHECK_HEADERS(execinfo.h)
+AC_CHECK_FUNCS(backtrace)
+
 AC_CHECK_HEADER(tr1/unordered_map,[],[AC_MSG_ERROR([Your compiler must support the Library Technical Report 1 extensions.])])
 
 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)