Words to Describe semaphores

How semaphores often is described ("________ semaphores")

• upper
• empty
• regular
• distinct
• modern
• private
• red
• ram
• unnamed
• shared
• bit
• primitive
• automatic
• called
• several
• old
• distributed
• only
• strong
• exclusive
• natural
• additional
• safe
• purpose
• ordinary
• appropriate
• arm
• active
• general
• based
• binary
• mechanical
• mutual
• free
• quadrant
• controlled
• separate
• style
• conspicuous
• global
• mad
• available
• current
• proper
• weak
• operated
• different
• miniature
• individual
• generalized
• multiple