Package: manpages-dev Version: 6.03-2 Currently `ld.so` man page describes location hwcap libraries. This appears to be obsolete in glibc 2.37.
My Debian system reports: % LD_DEBUG=libs LD_LIBRARY_PATH=. /bin/true 3624017: find library=libc.so.6 [0]; searching 3624017: search path=./tls/haswell/x86_64:./tls/haswell:./tls/x86_64:./tls:./haswell/x86_64:./haswell:./x86_64:. (LD_LIBRARY_PATH) Debian sid reports: % LD_DEBUG=libs LD_LIBRARY_PATH=. /bin/true 3626040: find library=libc.so.6 [0]; searching 3626040: search path=./glibc-hwcaps/x86-64-v3:./glibc-hwcaps/x86-64-v2:. (LD_LIBRARY_PATH) Please tweak the section: NOTES Hardware capabilities [...] The following names are currently recognized: [...] x86 (32-bit only) acpi, apic, clflush, cmov, cx8, dts, fxsr, ht, i386, i486, i586, i686, mca, mmx, mtrr, pat, pbe, pge, pn, pse36, sep, ss, sse, sse2, tm Thanks !