root@i7 ~ # emerge -pqv '=sys-libs/ldb-2.1.4-r1::gentoo' [ebuild R ] sys-libs/ldb-2.1.4-r1 USE="ldap lmdb -doc -python -test" ABI_X86="(64) -32 (-x32)" PYTHON_SINGLE_TARGET="python3_8* -python3_6 -python3_7*" !!! Multiple package instances within a single package slot have been pulled !!! into the dependency graph, resulting in a slot conflict: sys-libs/ldb:0 (sys-libs/ldb-2.1.4-r1:0/2.1.4::gentoo, ebuild scheduled for merge) USE="ldap lmdb -doc -python -test" ABI_X86="(64) -32 (-x32)" PYTHON_SINGLE_TARGET="python3_8 -python3_6 -python3_7" pulled in by =sys-libs/ldb-2.1.4-r1::gentoo (Argument) (sys-libs/ldb-2.1.4-r1:0/2.1.4::gentoo, installed) USE="ldap lmdb -doc -python -test" ABI_X86="(64) -32 (-x32)" PYTHON_SINGLE_TARGET="python3_7 -python3_6 -python3_8" pulled in by >=sys-libs/ldb-2.1.4[ldap(+)?,python?,python_single_target_python3_6(-)?,python_single_target_python3_7(-)?,python_single_target_python3_8(-)?,abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_s390_32(-)?,abi_s390_64(-)?] required by (net-fs/samba-4.12.9-r1:0/0::gentoo, installed) USE="acl client cups pam system-mitkrb5 systemd -addc -addns -ads -ceph -cluster -debug (-dmapi) (-fam) -gpg -iprint -json -ldap -profiling-data -python -quota (-selinux) -snapper -syslog (-system-heimdal) (-test) -winbind -zeroconf" ABI_X86="(64) -32 (-x32)" PYTHON_SINGLE_TARGET="python3_7 -python3_6 -python3_8"