13 files changed, 15 insertions, 25 deletions
diff --git a/src/ctype/isalnum.c b/src/ctype/isalnum.c
index d60efaeb..8c0f128e 100644
--- a/src/ctype/isalnum.c
+++ b/src/ctype/isalnum.c
@@ -1,5 +1,5 @@
 #include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 
 /** test whether a character is alphanumeric **/
diff --git a/src/ctype/isalpha.c b/src/ctype/isalpha.c
index 876662ad..4be702bc 100644
--- a/src/ctype/isalpha.c
+++ b/src/ctype/isalpha.c
@@ -1,5 +1,5 @@
 #include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 
 /** test whether a character is alphabetic **/
diff --git a/src/ctype/iscntrl.c b/src/ctype/iscntrl.c
index 06046732..0e029751 100644
--- a/src/ctype/iscntrl.c
+++ b/src/ctype/iscntrl.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/isdigit.c b/src/ctype/isdigit.c
index beb689a1..3577ec55 100644
--- a/src/ctype/isdigit.c
+++ b/src/ctype/isdigit.c
@@ -1,5 +1,5 @@
 #include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 
 /** test whether a character is a digit **/
diff --git a/src/ctype/isgraph.c b/src/ctype/isgraph.c
index 4ff0c92e..e2cca5d2 100644
--- a/src/ctype/isgraph.c
+++ b/src/ctype/isgraph.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/islower.c b/src/ctype/islower.c
index fe65b034..9e151725 100644
--- a/src/ctype/islower.c
+++ b/src/ctype/islower.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/isprint.c b/src/ctype/isprint.c
index 62d24126..cad5fe1d 100644
--- a/src/ctype/isprint.c
+++ b/src/ctype/isprint.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/ispunct.c b/src/ctype/ispunct.c
index 9a7656c5..cea5446d 100644
--- a/src/ctype/ispunct.c
+++ b/src/ctype/ispunct.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/isspace.c b/src/ctype/isspace.c
index b2bcb553..9d274399 100644
--- a/src/ctype/isspace.c
+++ b/src/ctype/isspace.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/isupper.c b/src/ctype/isupper.c
index 1d06124f..c2b06f1f 100644
--- a/src/ctype/isupper.c
+++ b/src/ctype/isupper.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/isxdigit.c b/src/ctype/isxdigit.c
index 9d6d7c6c..35f2e9e7 100644
--- a/src/ctype/isxdigit.c
+++ b/src/ctype/isxdigit.c
@@ -1,5 +1,4 @@
-#include <ctype.h>
-#include "limits.h"
+#include <limits.h>
 #include "_assert.h"
 #include "_ctype.h"
 
diff --git a/src/ctype/tolower.c b/src/ctype/tolower.c
index 3da90645..3a16dbab 100644
--- a/src/ctype/tolower.c
+++ b/src/ctype/tolower.c
@@ -1,6 +1,5 @@
-#include <ctype.h>
-#include "stdio.h"
-#include "limits.h"
+#include <stdio.h>
+#include <limits.h>
 #include "_ctype.h"
 
 /** convert an uppercase letter to lowercase **/
diff --git a/src/ctype/toupper.c b/src/ctype/toupper.c
index 3addcada..741b6784 100644
--- a/src/ctype/toupper.c
+++ b/src/ctype/toupper.c
@@ -1,6 +1,5 @@
-#include <ctype.h>
-#include "stdio.h"
-#include "limits.h"
+#include <stdio.h>
+#include <limits.h>
 #include "_ctype.h"
 
 /** convert a lowercase letter to uppercase **/