diff --git a/code/CMakeModules/CheckDepends.cmake b/code/CMakeModules/CheckDepends.cmake
index 893582581..951450e2b 100644
--- a/code/CMakeModules/CheckDepends.cmake
+++ b/code/CMakeModules/CheckDepends.cmake
@@ -30,9 +30,9 @@ MACRO(CHECK_UNDEFINED_SYMBOL MYLIBRARY SYMBOL SYMBOL_FOUND)
     IF(CMAKE_OBJDUMP)
       # Use objdump to check if a library is using an external symbol
       EXEC_PROGRAM(${CMAKE_OBJDUMP} ARGS "-T ${${MYLIBRARY}} | grep ${SYMBOL}" OUTPUT_VARIABLE OBJDUMP_SYMBOL)
-      IF(OBJDUMP_SYMBOL MATCHES "UND")
+      IF(NOT OBJDUMP_SYMBOL MATCHES "UND")
         SET(${SYMBOL_FOUND} FALSE)
-      ENDIF(OBJDUMP_SYMBOL MATCHES "UND")
+      ENDIF(NOT OBJDUMP_SYMBOL MATCHES "UND")
     ENDIF(CMAKE_OBJDUMP)
   ENDIF(WIN32)
 ENDMACRO(CHECK_UNDEFINED_SYMBOL)
@@ -69,9 +69,9 @@ MACRO(CHECK_LINKED_LIBRARY MYLIBRARY OTHERLIBRARY LIBRARY_FOUND)
       # TODO: under Solaris use dump -Lv <lib>
       # Use objdump to check if a library is linked to another library
       EXEC_PROGRAM(${CMAKE_OBJDUMP} ARGS "-p ${${MYLIBRARY}} | grep ${LIBNAME}" OUTPUT_VARIABLE OBJDUMP_LIBRARY)
-      IF(NOT OBJDUMP_LIBRARY MATCHES "NEEDED")
+      IF(OBJDUMP_LIBRARY MATCHES "NEEDED")
         SET(${LIBRARY_FOUND} TRUE)
-      ENDIF(NOT OBJDUMP_LIBRARY MATCHES "NEEDED")
+      ENDIF(OBJDUMP_LIBRARY MATCHES "NEEDED")
     ENDIF(CMAKE_OBJDUMP)
   ENDIF(WIN32)
 ENDMACRO(CHECK_LINKED_LIBRARY)