--- a/dev/cmake/patch-fhs.patch	Fri Aug 09 20:34:00 2019 +0200
+++ b/dev/cmake/patch-fhs.patch	Fri Aug 09 20:40:00 2019 +0200
@@ -58,3 +58,89 @@
 +set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB32_PATHS FALSE)
 +set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS FALSE)
 +set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIBX32_PATHS FALSE)
+--- Modules/GNUInstallDirs.cmake.orig	2019-08-09 15:27:50.247607285 +0200
++++ Modules/GNUInstallDirs.cmake	2019-08-09 15:29:28.923610316 +0200
+@@ -36,7 +36,7 @@
+ # ``BINDIR``
+ #   user executables (``bin``)
+ # ``SBINDIR``
+-#   system admin executables (``sbin``)
++#   system admin executables (``bin``)
+ # ``LIBEXECDIR``
+ #   program executables (``libexec``)
+ # ``SYSCONFDIR``
+@@ -164,8 +164,8 @@
+ 
+ _GNUInstallDirs_cache_path(CMAKE_INSTALL_BINDIR "bin"
+   "User executables (bin)")
+-_GNUInstallDirs_cache_path(CMAKE_INSTALL_SBINDIR "sbin"
+-  "System admin executables (sbin)")
++_GNUInstallDirs_cache_path(CMAKE_INSTALL_SBINDIR "bin"
++  "System admin executables (bin)")
+ _GNUInstallDirs_cache_path(CMAKE_INSTALL_LIBEXECDIR "libexec"
+   "Program executables (libexec)")
+ _GNUInstallDirs_cache_path(CMAKE_INSTALL_SYSCONFDIR "etc"
+@@ -201,52 +201,6 @@
+   #    second time.
+ 
+   set(_LIBDIR_DEFAULT "lib")
+-  # Override this default 'lib' with 'lib64' iff:
+-  #  - we are on Linux system but NOT cross-compiling
+-  #  - we are NOT on debian
+-  #  - we are on a 64 bits system
+-  # reason is: amd64 ABI: https://github.com/hjl-tools/x86-psABI/wiki/X86-psABI
+-  # For Debian with multiarch, use 'lib/${CMAKE_LIBRARY_ARCHITECTURE}' if
+-  # CMAKE_LIBRARY_ARCHITECTURE is set (which contains e.g. "i386-linux-gnu"
+-  # and CMAKE_INSTALL_PREFIX is "/usr"
+-  # See http://wiki.debian.org/Multiarch
+-  if(DEFINED _GNUInstallDirs_LAST_CMAKE_INSTALL_PREFIX)
+-    set(__LAST_LIBDIR_DEFAULT "lib")
+-    # __LAST_LIBDIR_DEFAULT is the default value that we compute from
+-    # _GNUInstallDirs_LAST_CMAKE_INSTALL_PREFIX, not a cache entry for
+-    # the value that was last used as the default.
+-    # This value is used to figure out whether the user changed the
+-    # CMAKE_INSTALL_LIBDIR value manually, or if the value was the
+-    # default one. When CMAKE_INSTALL_PREFIX changes, the value is
+-    # updated to the new default, unless the user explicitly changed it.
+-  endif()
+-  if(CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU)$"
+-      AND NOT CMAKE_CROSSCOMPILING)
+-    if (EXISTS "/etc/debian_version") # is this a debian system ?
+-      if(CMAKE_LIBRARY_ARCHITECTURE)
+-        if("${CMAKE_INSTALL_PREFIX}" MATCHES "^/usr/?$")
+-          set(_LIBDIR_DEFAULT "lib/${CMAKE_LIBRARY_ARCHITECTURE}")
+-        endif()
+-        if(DEFINED _GNUInstallDirs_LAST_CMAKE_INSTALL_PREFIX
+-            AND "${_GNUInstallDirs_LAST_CMAKE_INSTALL_PREFIX}" MATCHES "^/usr/?$")
+-          set(__LAST_LIBDIR_DEFAULT "lib/${CMAKE_LIBRARY_ARCHITECTURE}")
+-        endif()
+-      endif()
+-    else() # not debian, rely on CMAKE_SIZEOF_VOID_P:
+-      if(NOT DEFINED CMAKE_SIZEOF_VOID_P)
+-        message(AUTHOR_WARNING
+-          "Unable to determine default CMAKE_INSTALL_LIBDIR directory because no target architecture is known. "
+-          "Please enable at least one language before including GNUInstallDirs.")
+-      else()
+-        if("${CMAKE_SIZEOF_VOID_P}" EQUAL "8")
+-          set(_LIBDIR_DEFAULT "lib64")
+-          if(DEFINED _GNUInstallDirs_LAST_CMAKE_INSTALL_PREFIX)
+-            set(__LAST_LIBDIR_DEFAULT "lib64")
+-          endif()
+-        endif()
+-      endif()
+-    endif()
+-  endif()
+   if(NOT DEFINED CMAKE_INSTALL_LIBDIR)
+     set(CMAKE_INSTALL_LIBDIR "${_LIBDIR_DEFAULT}" CACHE PATH "Object code libraries (${_LIBDIR_DEFAULT})")
+   elseif(DEFINED __LAST_LIBDIR_DEFAULT
+@@ -263,8 +217,8 @@
+ 
+ _GNUInstallDirs_cache_path(CMAKE_INSTALL_INCLUDEDIR "include"
+   "C header files (include)")
+-_GNUInstallDirs_cache_path(CMAKE_INSTALL_OLDINCLUDEDIR "/usr/include"
+-  "C header files for non-gcc (/usr/include)")
++_GNUInstallDirs_cache_path(CMAKE_INSTALL_OLDINCLUDEDIR "/include"
++  "C header files for non-gcc (/include)")
+ _GNUInstallDirs_cache_path(CMAKE_INSTALL_DATAROOTDIR "share"
+   "Read-only architecture-independent data root (share)")
+