export_diff_buffer 2568 opal/mca/hwloc/hwloc201/hwloc/hwloc/topology-xml.c ret = hwloc_nolibxml_callbacks->export_diff_buffer(diff, refname, xmlbuffer, buflen); export_diff_buffer 2570 opal/mca/hwloc/hwloc201/hwloc/hwloc/topology-xml.c ret = hwloc_libxml_callbacks->export_diff_buffer(diff, refname, xmlbuffer, buflen); export_diff_buffer 96 opal/mca/hwloc/hwloc201/hwloc/include/private/xml.h int (*export_diff_buffer)(union hwloc_topology_diff_u *diff, const char *refname, char **xmlbuffer, int *buflen);