diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e9f7deadb..dcab0e5d3 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -9,8 +9,6 @@ if(HAVE_LIBKONQ)
 endif()
 
 include(CheckIncludeFiles)
-check_include_files("sys/proc.h"      HAVE_SYS_PROC_H)
-check_include_files("sys/proc_info.h" HAVE_SYS_PROC_INFO_H)
 
 configure_file(config-konsole.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-konsole.h)
 
diff --git a/src/ProcessInfo.cpp b/src/ProcessInfo.cpp
index 7a0ecefbf..444b71ff8 100644
--- a/src/ProcessInfo.cpp
+++ b/src/ProcessInfo.cpp
@@ -48,12 +48,6 @@
 #if defined(Q_OS_MAC)
 #include <sys/sysctl.h>
 #include <libproc.h>
-#if defined(HAVE_SYS_PROC_INFO_H)
-#include <sys/proc_info.h>
-#endif
-#if defined(HAVE_SYS_PROC_H)
-#include <sys/proc.h>
-#endif
 #include <kde_file.h>
 #endif
 
diff --git a/src/config-konsole.h.cmake b/src/config-konsole.h.cmake
index 38fa0a22b..a50072c9f 100644
--- a/src/config-konsole.h.cmake
+++ b/src/config-konsole.h.cmake
@@ -1,8 +1,2 @@
-/* Defined if you have sys/proc.h */
-#cmakedefine HAVE_SYS_PROC_H 1
-
-/* Defined if you have sys/proc_info.h */
-#cmakedefine HAVE_SYS_PROC_INFO_H 1
-
 /* Defined if you have LibKonq */
 #cmakedefine HAVE_LIBKONQ 1