diff -rupN libinstpatch-1.0.0.old/CMakeLists.txt libinstpatch-1.0.0/CMakeLists.txt
--- libinstpatch-1.0.0.old/CMakeLists.txt	2010-11-08 18:12:26.000000000 -0500
+++ libinstpatch-1.0.0/CMakeLists.txt	2011-08-06 14:40:44.000000000 -0400
@@ -144,14 +144,14 @@ configure_file ( ${CMAKE_SOURCE_DIR}/lib
 if ( UNIX OR MINGW )
     # pkg-config support
     set ( prefix "${CMAKE_INSTALL_PREFIX}" )
-    set ( exec_prefix "\${prefix}" )
+    set ( exec_prefix "${CMAKE_INSTALL_PREFIX}" )
     if (LIB_INSTALL_DIR STREQUAL ${CMAKE_INSTALL_PREFIX}/lib)
         set(LIBINSTPATCH_INSTALL_DIR ${LIB_INSTALL_DIR}${LIB_SUFFIX})
     else (LIB_INSTALL_DIR STREQUAL ${CMAKE_INSTALL_PREFIX}/lib)
         set(LIBINSTPATCH_INSTALL_DIR ${LIB_INSTALL_DIR})
     endif (LIB_INSTALL_DIR STREQUAL ${CMAKE_INSTALL_PREFIX}/lib)
-    set ( libdir "\${exec_prefix}/${LIBINSTPATCH_INSTALL_DIR}" )
-    set ( includedir "\${prefix}/${INCLUDE_INSTALL_DIR}" )
+    set ( libdir "${LIBINSTPATCH_INSTALL_DIR}" )
+    set ( includedir "${INCLUDE_INSTALL_DIR}" )
     configure_file ( libinstpatch-1.0.pc.in 
         ${CMAKE_BINARY_DIR}/libinstpatch-1.0.pc IMMEDIATE @ONLY )
     install ( FILES ${CMAKE_BINARY_DIR}/libinstpatch-1.0.pc