diff -Naur tora-2.1.1.orig/CMakeLists.txt tora-2.1.1/CMakeLists.txt
--- tora-2.1.1.orig/CMakeLists.txt	2014-09-30 12:39:59.000000000 +0400
+++ tora-2.1.1/CMakeLists.txt	2014-09-30 12:45:12.000000000 +0400
@@ -4,6 +4,7 @@
 # options available for user's input
 OPTION(WANT_DEBUG "Set the debug build and possible additional outputs" OFF)
 OPTION(WANT_INTERNAL_QSCINTILLA "Use internal/bundled QScintilla2 source" OFF)
+OPTION(WANT_INTERNAL_LOKI "Use internal/bundled Loki source" OFF)
 OPTION(ENABLE_ORACLE "Disable Oracle support at all. Including detection" ON)
 OPTION(ENABLE_PGSQL "Disable PostgreSQL support. Including detection" ON)
 OPTION(WANT_RPM "Enable additional RPM related stuff. Additional make package_rpm target" ON)
@@ -37,6 +38,7 @@
 INCLUDE(CheckCXXCompilerFlag)
 INCLUDE(CheckTypeSize)
 INCLUDE(TestBigEndian)
+INCLUDE(FindPkgConfig)
 
 #Set the custom CMake module directory where our include/lib finders are
 SET(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules")
@@ -172,6 +174,10 @@
     MESSAGE(FATAL_ERROR "No Qt4 found")
 ENDIF(QT_FOUND)
 
+IF (WANT_INTERNAL_LOKI)
+ELSE (WANT_INTERNAL_LOKI)
+  pkg_check_modules(LOKI REQUIRED  ferrisloki)
+ENDIF (WANT_INTERNAL_LOKI)
 
 IF (WANT_INTERNAL_QSCINTILLA)
     MESSAGE(STATUS "QSci: Building with internal copy of QScintilla.")
diff -Naur tora-2.1.1.orig/src/CMakeLists.txt tora-2.1.1/src/CMakeLists.txt
--- tora-2.1.1.orig/src/CMakeLists.txt	2014-09-30 12:39:59.000000000 +0400
+++ tora-2.1.1/src/CMakeLists.txt	2014-09-30 12:47:59.000000000 +0400
@@ -2,7 +2,10 @@
 
 #Subdirectories
 # ADD_SUBDIRECTORY(i18n)
-ADD_SUBDIRECTORY(loki)
+# Default: loki as 3rd party lib!
+IF (WANT_INTERNAL_LOKI)
+  ADD_SUBDIRECTORY(loki)
+ENDIF(WANT_INTERNAL_LOKI)
 IF (WIN32)
     ADD_SUBDIRECTORY(windows)
 ENDIF (WIN32)
@@ -433,7 +436,9 @@
 QT4_ADD_RESOURCES(TORA_RCC_SRCS ${TORA_RCC_FILES})
 
 
-LINK_DIRECTORIES(./loki)
+IF (WANT_INTERNAL_LOKI)
+  LINK_DIRECTORIES(./loki)
+ENDIF(WANT_INTERNAL_LOKI)
 IF (WIN32)
     LINK_DIRECTORIES(./windows)
 ENDIF (WIN32)
@@ -442,7 +447,10 @@
 ENDIF (WANT_INTERNAL_QSCINTILLA)
 
 
-SET(TORA_LOKI_LIB "tora_loki_lib")
+IF (WANT_INTERNAL_LOKI)
+  SET(LOKI_LIBRARIES "tora_loki_lib")
+  SET(LOKI_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/loki/include)
+ENDIF(WANT_INTERNAL_LOKI)
 IF (WANT_INTERNAL_QSCINTILLA)
     SET (TORA_QSCINTILLA_LIB tora_qscintilla2_lib)
 ENDIF (WANT_INTERNAL_QSCINTILLA)
@@ -458,7 +466,7 @@
   ${CMAKE_CURRENT_SOURCE_DIR}
   ${CMAKE_BINARY_DIR}
   ${QT_INCLUDES}
-  ${CMAKE_CURRENT_SOURCE_DIR}/loki/include
+  ${LOKI_INCLUDE_DIRS}
   ${CMAKE_CURRENT_SOURCE_DIR}/otl
 )
 
@@ -529,7 +537,7 @@
 ENDIF (POSTGRESQL_LIBRARIES)
 
 # static
-TARGET_LINK_LIBRARIES(${EXE_NAME} ${TORA_LOKI_LIB})
+TARGET_LINK_LIBRARIES(${EXE_NAME} ${LOKI_LIBRARIES})
 IF (WANT_INTERNAL_QSCINTILLA)
     TARGET_LINK_LIBRARIES(${EXE_NAME} ${TORA_QSCINTILLA_LIB} ${QT_LIBRARIES})
 ENDIF (WANT_INTERNAL_QSCINTILLA)