diff --git a/src/c/all_symbols.d b/src/c/all_symbols.d
index 202b08350d23480866b05c34805ef13e4eb14a59..1ece67852d0b4ab24baa9a7be7c25141d7663cd4 100644
--- a/src/c/all_symbols.d
+++ b/src/c/all_symbols.d
@@ -2,7 +2,6 @@
 
 #include <mkcl/mkcl.h>
 #include <ctype.h>
-#include <limits.h>
 #include <string.h>
 #include <mkcl/internal.h>
 
diff --git a/src/c/array.d b/src/c/array.d
index b8fcfde7c89599afce026fc1a49188e9dc02fc9f..4dc1d2beb069b99e3e25684dcc08fffc8f6de766 100644
--- a/src/c/array.d
+++ b/src/c/array.d
@@ -18,7 +18,6 @@
 
 #include <mkcl/mkcl.h>
 #include <mkcl/internal.h>
-#include <limits.h>
 #include <string.h>
 
 static const mkcl_index mkcl_aet_size[] = {
diff --git a/src/c/cmpaux.d b/src/c/cmpaux.d
index 59872eb0954eb3697c2fe0edfad207c4aadd8f4f..349715bd64de157f97b3a76d6996f45523c2dd10 100644
--- a/src/c/cmpaux.d
+++ b/src/c/cmpaux.d
@@ -19,7 +19,6 @@
 #include <mkcl/mkcl-cmp.h>
 #include <mkcl/mkcl-inl.h>
 #include <mkcl/internal.h>
-#include <limits.h>
 #include <string.h>
 
 
diff --git a/src/c/hash.d b/src/c/hash.d
index be4b8d26776f7a1dbab9a5a364c392228810290f..9fe11f2b9efba749bece797b1acb3554febdda92 100644
--- a/src/c/hash.d
+++ b/src/c/hash.d
@@ -21,8 +21,6 @@
 #include <string.h>
 #include <ctype.h>
 
-#include <limits.h>
-
 #include <mkcl/mkcl-inl.h>
 #include <mkcl/internal.h>
 #include <mkcl/mkcl-fenv.h>
diff --git a/src/c/main.d b/src/c/main.d
index ee04db38aac89a8804dc4e6d4bc1c9a84c1ed33a..a1ddbf67076c62dca5399a49d2bc5c8ccd998eab 100644
--- a/src/c/main.d
+++ b/src/c/main.d
@@ -19,7 +19,6 @@
 /******************************** GLOBALS *****************************/
 
 #include <mkcl/mkcl.h>
-#include <limits.h>
 
 #if defined(MKCL_WINDOWS)
 # include <windows.h>
diff --git a/src/c/number.d b/src/c/number.d
index 61fde307c5a4b92c00d778de054943fd736fa3d5..c92433fe15ffb820be1a54e544ef58d0c17fd801 100644
--- a/src/c/number.d
+++ b/src/c/number.d
@@ -19,9 +19,6 @@
 #include <mkcl/mkcl.h>
 #include <mkcl/mkcl-math.h>
 #include <float.h>
-#include <limits.h>
-#include <signal.h>
-#include <float.h>
 #include <mkcl/internal.h>
 #include <mkcl/mkcl-fenv.h>
 
diff --git a/src/c/package.d b/src/c/package.d
index af8b4967ee0ef7c2b417ddec7142dd77253967af..66659140d1922044f8aa46cbb8abc55c9f529daf 100644
--- a/src/c/package.d
+++ b/src/c/package.d
@@ -20,8 +20,6 @@
 #include <mkcl/internal.h>
 #include <mkcl/mkcl-inl.h>
 
-#include <limits.h>
-
 /******************************* ------- ******************************/
 /*
  * NOTE 1: we only need to use the package locks when reading/writing the hash
diff --git a/src/c/pathname.d b/src/c/pathname.d
index eb9b76b69320799dab77ba2a75d30621e502c3bf..5680cbdd53d6c036b22aff189b408b27ffb30ab6 100644
--- a/src/c/pathname.d
+++ b/src/c/pathname.d
@@ -23,7 +23,6 @@
 #include <mkcl/mkcl.h>
 #include <mkcl/mkcl-inl.h>
 #include <mkcl/internal.h>
-#include <limits.h>
 #include <string.h>
 #include <ctype.h>
 
diff --git a/src/c/read.d b/src/c/read.d
index 078e22a65d7bc559aea46a27544af261125b559b..52b16bf404889a96becbe271a52180fc887eb86f 100644
--- a/src/c/read.d
+++ b/src/c/read.d
@@ -19,7 +19,6 @@
 #include <mkcl/mkcl.h>
 #include <mkcl/mkcl-math.h>
 #include <stdio.h>
-#include <limits.h>
 #include <float.h>
 #include <string.h>
 #include <stdlib.h>
diff --git a/src/c/sequence.d b/src/c/sequence.d
index ba21352fe3f6337ae0f25a5753c854c723283680..9c7405841177c2d5a7bb9fba21b85732d1f5bb01 100644
--- a/src/c/sequence.d
+++ b/src/c/sequence.d
@@ -18,7 +18,6 @@
 
 #include <mkcl/mkcl.h>
 #include <mkcl/internal.h>
-#include <limits.h>
 #include <mkcl/mkcl-inl.h>
 
 
diff --git a/src/c/threads.d b/src/c/threads.d
index 666c8184ed7d9fdfb30c3fc712c0122f7df869b4..0bd8acc52aafad4cc2c486f86b3ddbc13ad581fb 100644
--- a/src/c/threads.d
+++ b/src/c/threads.d
@@ -20,8 +20,6 @@
 #include <mkcl/mkcl-inl.h>
 #include <mkcl/internal.h>
 
-#include <limits.h>
-
 #include <string.h>
 #include <errno.h>
 #include <time.h>
diff --git a/src/c/unixfsys.d b/src/c/unixfsys.d
index 16059df396f1c227fa5632f9fbbfb07ce4908043..9ab403fb1c01803a829affafc91a80e57818de4d 100644
--- a/src/c/unixfsys.d
+++ b/src/c/unixfsys.d
@@ -21,7 +21,6 @@
 #include <mkcl/mkcl.h>
 #include <string.h>
 #include <stdio.h>
-#include <limits.h>
 #ifdef __unix
 # include <unistd.h>
 # include <pwd.h>