Symbol: LUA_OPUNM
usr/src/uts/common/fs/zfs/lua/lapi.c
296
if (op != LUA_OPUNM) /* all other operations expect two operands */
usr/src/uts/common/fs/zfs/lua/lobject.c
78
case LUA_OPUNM: return luai_numunm(NULL, v1);