+ AC_CHECK_LIB(pth,main)
+ if test "$ac_cv_lib_pth_main" = "yes"; then
+ AC_CHECK_HEADERS(pth.h)
+ if test "$ac_cv_header_pth_h" = "yes"; then
+ LIBTHREAD="-lpth"
+ CFLAGSTHREADS="-DYAZ_GNU_THREADS=1"
+ HAVETHREADS=1
+ fi
+ fi
+ LIBS=$OLIBS
+fi
+dnl
+dnl ------ Memory debugging
+AC_ARG_ENABLE(memdebug, [ --enable-memdebug enable memory debugging],[enable_memdebug=$enableval],[enable_memdebug=none])
+if test "$enable_memdebug" = "yes"; then
+ AC_DEFINE(TRACE_XMALLOC,2)
+elif test "$enable_memdebug" = "no"; then
+ AC_DEFINE(TRACE_XMALLOC,0)
+fi
+dnl
+dnl ------ POSIX Threads
+AC_ARG_ENABLE(threads, [ --disable-threads disable POSIX threads],[enable_threads=$enableval],[enable_threads=yes])
+if test "$enable_threads" = "yes" -a "$HAVETHREADS" = "0"; then
+ OLIBS=$LIBS
+ OCC=$CC