libdmx

X.Org DMX extension library for distributed multihead X displays

brewmacoslinux

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X.Org: X Window System DMX (Distributed Multihead X) extension library

libdmx

Check if libdmx is installed and view its location$ brew list libdmx

Display information about the libdmx package$ brew info libdmx

Verify libdmx library files are present in the system$ ls -la $(brew --prefix libdmx)/lib