-dnl A C_CHECK_FUNC( asprintf, :, AC_DEFINE(NEED_ASPRINTF, 1, enable the asprintf replacement))
-dnl A C_CHECK_FUNC( vasprintf, :, AC_DEFINE(NEED_VASPRINTF, 1, enable the vasprintf replacement))
+AC_CHECK_FUNC( asprintf, :,[
+ AC_DEFINE(NEED_ASPRINTF, 1, enable the asprintf replacement)
+ AC_SUBST(need_asprintf, ["#define SIMGRID_NEED_ASPRINTF 1 /* enable the asprintf replacement */"])
+ ])
+AC_CHECK_FUNC( vasprintf, :,[
+ AC_DEFINE(NEED_VASPRINTF, 1, enable the vasprintf replacement)
+ AC_SUBST(need_vasprintf, ["#define SIMGRID_NEED_VASPRINTF 1 /*enable the vasprintf replacement */"])
+ ])