version revision 1.5 
1$NetBSD: version,v 1.5 2023/02/11 18:06:22 tsutsui Exp $
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31.1:	initial import
41.3:	Add ELF support
51.4:	loadfile() update:  ELF symbols no longer need backward seeks.
61.5:	loadfile() update to avoid backwards seeks for ELF Program Headers.
71.6:	Fix a bug on DMA reg accesses and a problem on detecting old drives
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