this is for a localized directory install of cal3d.... aclocal:configure.in:62: warning: macro `AM_USE_UNITTESTCPP' not found in library aclocal:configure.in:62: warning: macro `AM_USE_UNITTESTCPP' not found in library configure.in:62: error: possibly undefined macro: AM_USE_UNITTESTCPP If this token and others are legitimate, please use m4_pattern_allow. See the Autoconf documentation.