diff --git a/CMakeLists.txt b/CMakeLists.txt
index 86d76fa..2090ece 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -159,6 +159,11 @@ if (READLINE_FOUND)
 	set(HAVE_READLINE_HISTORY_H 1)
 endif()
 
+find_package(LibDL)
+if (LIBDL_FOUND)
+    set(HAVE_LIBDL 1)
+endif()
+
 find_program(MAKEINFO makeinfo)
 find_program(FIG2DEV fig2dev)
 
diff --git a/cmake/modules/FindLibDL.cmake b/cmake/modules/FindLibDL.cmake
new file mode 100644
index 0000000..7aee0cd
--- /dev/null
+++ b/cmake/modules/FindLibDL.cmake
@@ -0,0 +1,30 @@
+# - Find libdl
+# Find the native LIBDL includes and library
+#
+#  LIBDL_INCLUDE_DIR - where to find dlfcn.h, etc.
+#  LIBDL_LIBRARIES   - List of libraries when using libdl.
+#  LIBDL_FOUND       - True if libdl found.
+
+
+IF (LIBDL_INCLUDE_DIR)
+  # Already in cache, be silent
+  SET(LIBDL_FIND_QUIETLY TRUE)
+ENDIF (LIBDL_INCLUDE_DIR)
+
+FIND_PATH(LIBDL_INCLUDE_DIR dlfcn.h)
+
+SET(LIBDL_NAMES dl libdl ltdl libltdl)
+FIND_LIBRARY(LIBDL_LIBRARY NAMES ${LIBDL_NAMES} )
+
+# handle the QUIETLY and REQUIRED arguments and set LIBDL_FOUND to TRUE if
+# all listed variables are TRUE
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibDL DEFAULT_MSG LIBDL_LIBRARY LIBDL_INCLUDE_DIR)
+
+IF(LIBDL_FOUND)
+  SET( LIBDL_LIBRARIES ${LIBDL_LIBRARY} )
+ELSE(LIBDL_FOUND)
+  SET( LIBDL_LIBRARIES )
+ENDIF(LIBDL_FOUND)
+
+MARK_AS_ADVANCED( LIBDL_LIBRARY LIBDL_INCLUDE_DIR )
diff --git a/config.cmake.in b/config.cmake.in
index 73fca28..b2589ee 100644
--- a/config.cmake.in
+++ b/config.cmake.in
@@ -3,3 +3,4 @@
 #cmakedefine HAVE_LIBREADLINE
 #cmakedefine HAVE_READLINE_READLINE_H
 #cmakedefine HAVE_READLINE_HISTORY_H
+#cmakedefine HAVE_LIBDL
diff --git a/tools/CMakeLists.txt b/tools/CMakeLists.txt
index 8ad8a07..b0628ee 100644
--- a/tools/CMakeLists.txt
+++ b/tools/CMakeLists.txt
@@ -4,4 +4,11 @@ add_definitions(-DIN_GINAC)
 add_executable(viewgar viewgar.cpp)
 target_link_libraries(viewgar ginac)
 install(TARGETS viewgar RUNTIME DESTINATION "${BIN_INSTALL_DIR}")
+set (CC gcc)
 
+configure_file (
+    "${CMAKE_CURRENT_SOURCE_DIR}/ginac-excompiler.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/ginac-excompiler"
+)
+
+install(PROGRAMS ginac-excompiler DESTINATION "${BIN_INSTALL_DIR}")
diff --git a/tools/ginac-excompiler.in b/tools/ginac-excompiler.in
index 0bd0c97..89e0a0c 100644
--- a/tools/ginac-excompiler.in
+++ b/tools/ginac-excompiler.in
@@ -1,2 +1,2 @@
 #!/bin/sh
-@CC@ -x c -fPIC -shared -o $1.so $1
+@CC@ -x c -fPIC -shared $GINAC_EXCOMPILER_FLAGS -o $1.so $1