dwarf_add_varname(3) on FreeBSD
The text 802ccbac6625, as FreeBSD 12.0-RELEASE, FreeBSD 11.4-RELEASE, FreeBSD 11.3-RELEASE, FreeBSD 11.2-RELEASE, FreeBSD 11.1-RELEASE, FreeBSD 11.0-RELEASE shipped it.
add information about a static variable to a DWARF producer instance