With err.exe from the Platform SDK:
# for decimal -1072868846 / hex 0xc00d5212
MF_E_TOPO_CODEC_NOT_FOUND mferror.h
# No suitable transform was found to encode or decode the
# content. %0
# 1 matches found for "-1072868846"
Converting it into hex with calculator in programmer mode and searching for the hex works well too.