--- CMakeLists.txt.fix_libpaths	2021-05-24 21:00:30.000000000 +0200

+++ CMakeLists.txt	2021-06-02 18:34:02.336369885 +0200

@@ -209,7 +209,7 @@

     set(APPLE_BUILD ON)

     message(STATUS "Compiling on an Apple computer")

     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-deprecated -mmacosx-version-min=10.9")

-    set(BNG2_PATH "/usr/local/bin/BioNetGen/BNG2.pl")

+    set(BNG2_PATH "${PERL_VENDORLIB}/BioNetGen/BNG2.pl")

 elseif (WIN32)

     set(WINDOWS_BUILD ON)

     if(MSVC)

@@ -225,7 +225,7 @@

 else ()

     set(NIX_BUILD ON)

     message(STATUS "Compiling on a Linux computer")

-    set(BNG2_PATH "/usr/local/bin/BioNetGen/BNG2.pl")

+    set(BNG2_PATH "${PERL_VENDORLIB}/BioNetGen/BNG2.pl")

 endif ()

 message(STATUS "CMAKE_CXX_FLAGS variable: '${CMAKE_CXX_FLAGS}'")

@@ -389,7 +382,8 @@

         find_path(ZLIB_INCLUDE_DIRS zlib.h)

         find_library(ZLIB_LIBRARIES libz.a)

     else()

-        include(FindZlib)

+        find_path(ZLIB_INCLUDE_DIRS zlib.h PATHS ${INCLUDE_INSTALL_DIR})

+        find_library(ZLIB_LIBRARIES libz.so PATHS ${CMAKE_INSTALL_LIBDIR})

     endif()

     if(ZLIB_INCLUDE_DIRS AND ZLIB_LIBRARIES)

@@ -462,8 +456,7 @@

 if (OPTION_PYTHON)

     # Find python before using pybind11. There is a possibility of version mismatch later.

     find_package(Python3 COMPONENTS Interpreter Development REQUIRED)

-    set(PYBIND11_SOURCE_DIR ${CMAKE_SOURCE_DIR}/source/pybind11)

-    add_subdirectory(${PYBIND11_SOURCE_DIR})

+    find_package(pybind11)

     add_subdirectory(${CMAKE_SOURCE_DIR}/source/python)

 endif ()