set(MOLFILE_INCLUDE_DIR "${LAMMPS_LIB_SOURCE_DIR}/molfile" CACHE STRING "Path to VMD molfile plugin headers") add_library(molfile INTERFACE) target_include_directories(molfile INTERFACE ${MOLFILE_INCLUDE_DIR}) if(NOT (CMAKE_SYSTEM_NAME STREQUAL "Windows")) target_link_libraries(molfile INTERFACE ${CMAKE_DL_LIBS}) endif() target_link_libraries(lammps PRIVATE molfile)