I suspect it's just messed up in a way that isn't interesting enough to debug. I'll rebuild it - it's a testament to NetBSD stability that it the same binary was workable since 2004 anyway.
Notes at offset 0x0000010c with length 0x00000018: Owner Data size Description NetBSD 0x00000004 NT_VERSION (version) Notes at offset 0x00006210 with length 0x00000064: Owner Data size Description 01.01 0x00000000 NT_VERSION (version) 01.01 0x00000000 NT_VERSION (version) 01.01 0x00000000 NT_VERSION (version) 01.01 0x00000000 NT_VERSION (version) readelf: Warning: corrupt note found at offset 64 into core notes readelf: Warning: type: 1, namesize: 00000008, descsize: 00000000
pgpR3DZAsK0HG.pgp
Description: PGP signature
