diff --git a/HTMLparser.c b/HTMLparser.c
index c155c606..5cbd3191 100644
--- a/HTMLparser.c
+++ b/HTMLparser.c
@@ -14,18 +14,17 @@
 #include <ctype.h>
 #include <stdlib.h>
 
+#include <libxml/HTMLparser.h>
 #include <libxml/xmlmemory.h>
 #include <libxml/tree.h>
 #include <libxml/parser.h>
 #include <libxml/parserInternals.h>
 #include <libxml/xmlerror.h>
-#include <libxml/HTMLparser.h>
 #include <libxml/HTMLtree.h>
 #include <libxml/entities.h>
 #include <libxml/encoding.h>
 #include <libxml/valid.h>
 #include <libxml/xmlIO.h>
-#include <libxml/globals.h>
 #include <libxml/uri.h>
 
 #include "private/buf.h"
diff --git a/globals.c b/globals.c
index 8e9fec51..cfedf6b1 100644
--- a/globals.c
+++ b/globals.c
@@ -19,7 +19,11 @@
 #include <libxml/globals.h>
 #include <libxml/xmlerror.h>
 #include <libxml/xmlmemory.h>
+#include <libxml/xmlIO.h>
+#include <libxml/HTMLparser.h>
+#include <libxml/parser.h>
 #include <libxml/threads.h>
+#include <libxml/tree.h>
 #include <libxml/SAX.h>
 #include <libxml/SAX2.h>
 
@@ -80,9 +84,13 @@ struct _xmlGlobalState {
 #endif
 
 #define XML_OP XML_DECLARE_MEMBER
-XML_GLOBALS
 XML_GLOBALS_ALLOC
 XML_GLOBALS_ERROR
+XML_GLOBALS_HTML
+XML_GLOBALS_IO
+XML_GLOBALS_PARSER
+XML_GLOBALS_SAVE
+XML_GLOBALS_TREE
 #undef XML_OP
 };
 
@@ -389,6 +397,7 @@ void *xmlStructuredErrorContext = NULL;
 static void *xmlStructuredErrorContextThrDef = NULL;
 xmlError xmlLastError;
 
+#ifdef LIBXML_OUTPUT_ENABLED
 /*
  * output defaults
  */
@@ -419,6 +428,7 @@ static const char *xmlTreeIndentStringThrDef = "  ";
  */
 int xmlSaveNoEmptyTags = 0;
 static int xmlSaveNoEmptyTagsThrDef = 0;
+#endif /* LIBXML_OUTPUT_ENABLED */
 
 #ifdef LIBXML_SAX1_ENABLED
 /**
@@ -980,6 +990,7 @@ int xmlThrDefGetWarningsDefaultValue(int v) {
     return ret;
 }
 
+#ifdef LIBXML_OUTPUT_ENABLED
 int xmlThrDefIndentTreeOutput(int v) {
     int ret;
     xmlMutexLock(&xmlThrDefMutex);
@@ -998,6 +1009,16 @@ const char * xmlThrDefTreeIndentString(const char * v) {
     return ret;
 }
 
+int xmlThrDefSaveNoEmptyTags(int v) {
+    int ret;
+    xmlMutexLock(&xmlThrDefMutex);
+    ret = xmlSaveNoEmptyTagsThrDef;
+    xmlSaveNoEmptyTagsThrDef = v;
+    xmlMutexUnlock(&xmlThrDefMutex);
+    return ret;
+}
+#endif
+
 int xmlThrDefKeepBlanksDefaultValue(int v) {
     int ret;
     xmlMutexLock(&xmlThrDefMutex);
@@ -1043,15 +1064,6 @@ int xmlThrDefPedanticParserDefaultValue(int v) {
     return ret;
 }
 
-int xmlThrDefSaveNoEmptyTags(int v) {
-    int ret;
-    xmlMutexLock(&xmlThrDefMutex);
-    ret = xmlSaveNoEmptyTagsThrDef;
-    xmlSaveNoEmptyTagsThrDef = v;
-    xmlMutexUnlock(&xmlThrDefMutex);
-    return ret;
-}
-
 int xmlThrDefSubstituteEntitiesDefaultValue(int v) {
     int ret;
     xmlMutexLock(&xmlThrDefMutex);
@@ -1138,9 +1150,13 @@ xmlThrDefOutputBufferCreateFilenameDefault(xmlOutputBufferCreateFilenameFunc fun
     }
 
   #define XML_OP XML_DEFINE_GLOBAL_WRAPPER
-  XML_GLOBALS
   XML_GLOBALS_ALLOC
   XML_GLOBALS_ERROR
+  XML_GLOBALS_HTML
+  XML_GLOBALS_IO
+  XML_GLOBALS_PARSER
+  XML_GLOBALS_SAVE
+  XML_GLOBALS_TREE
   #undef XML_OP
 
   /* For backward compatibility */
diff --git a/include/libxml/HTMLparser.h b/include/libxml/HTMLparser.h
index e43feeea..220a7121 100644
--- a/include/libxml/HTMLparser.h
+++ b/include/libxml/HTMLparser.h
@@ -80,6 +80,17 @@ struct _htmlEntityDesc {
     const char *desc;   /* the description */
 };
 
+#define XML_GLOBALS_HTML \
+  XML_OP(htmlDefaultSAXHandler, xmlSAXHandlerV1, XML_DEPRECATED)
+
+#define XML_OP XML_DECLARE_GLOBAL
+XML_GLOBALS_HTML
+#undef XML_OP
+
+#if defined(LIBXML_THREAD_ENABLED) && !defined(XML_GLOBALS_NO_REDEFINITION)
+  #define htmlDefaultSAXHandler XML_GLOBAL_MACRO(htmlDefaultSAXHandler)
+#endif
+
 /*
  * There is only few public functions.
  */
@@ -316,5 +327,9 @@ XMLPUBFUN htmlStatus htmlNodeStatus(const htmlNodePtr, int) ;
 }
 #endif
 
+#else /* LIBXML_HTML_ENABLED */
+
+#define XML_GLOBALS_HTML
+
 #endif /* LIBXML_HTML_ENABLED */
 #endif /* __HTML_PARSER_H__ */
diff --git a/include/libxml/globals.h b/include/libxml/globals.h
index c6f7dc9a..b7a00aca 100644
--- a/include/libxml/globals.h
+++ b/include/libxml/globals.h
@@ -12,8 +12,11 @@
 #define __XML_GLOBALS_H
 
 #include <libxml/xmlversion.h>
+#include <libxml/HTMLparser.h>
 #include <libxml/parser.h>
 #include <libxml/xmlerror.h>
+#include <libxml/xmlIO.h>
+#include <libxml/xmlsave.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -83,86 +86,6 @@ xmlDllMain(void *hinstDLL, unsigned long fdwReason,
 #endif
 /** DOC_ENABLE */
 
-/* Declare globals with macro magic */
-
-#define XML_GLOBALS_CORE \
-  /* output options */ \
-  XML_OP(xmlIndentTreeOutput, int, XML_EMPTY) \
-  XML_OP(xmlTreeIndentString, const char *, XML_EMPTY) \
-  XML_OP(xmlSaveNoEmptyTags, int, XML_EMPTY) \
-  /* deprecated */ \
-  XML_OP(oldXMLWDcompatibility, int, XML_DEPRECATED) \
-  XML_OP(xmlBufferAllocScheme, xmlBufferAllocationScheme, XML_DEPRECATED) \
-  XML_OP(xmlDefaultBufferSize, int, XML_DEPRECATED) \
-  XML_OP(xmlDefaultSAXHandler, xmlSAXHandlerV1, XML_DEPRECATED) \
-  XML_OP(xmlDefaultSAXLocator, xmlSAXLocator, XML_DEPRECATED) \
-  XML_OP(xmlDoValidityCheckingDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlGetWarningsDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlKeepBlanksDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlLineNumbersDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlLoadExtDtdDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlParserDebugEntities, int, XML_DEPRECATED) \
-  XML_OP(xmlPedanticParserDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlSubstituteEntitiesDefaultValue, int, XML_DEPRECATED) \
-  XML_OP(xmlRegisterNodeDefaultValue, xmlRegisterNodeFunc, XML_DEPRECATED) \
-  XML_OP(xmlDeregisterNodeDefaultValue, xmlDeregisterNodeFunc, \
-           XML_DEPRECATED) \
-  XML_OP(xmlParserInputBufferCreateFilenameValue, \
-           xmlParserInputBufferCreateFilenameFunc, XML_DEPRECATED) \
-  XML_OP(xmlOutputBufferCreateFilenameValue, \
-           xmlOutputBufferCreateFilenameFunc, XML_DEPRECATED)
-
-#ifdef LIBXML_HTML_ENABLED
-  #define XML_GLOBALS_HTML \
-    XML_OP(htmlDefaultSAXHandler, xmlSAXHandlerV1, XML_DEPRECATED)
-#else
-  #define XML_GLOBALS_HTML
-#endif
-
-#define XML_GLOBALS \
-  XML_GLOBALS_CORE \
-  XML_GLOBALS_HTML
-
-#define XML_OP XML_DECLARE_GLOBAL
-XML_GLOBALS
-#undef XML_OP
-
-#if defined(LIBXML_THREAD_ENABLED) && !defined(XML_GLOBALS_NO_REDEFINITION)
-  #define oldXMLWDcompatibility XML_GLOBAL_MACRO(oldXMLWDcompatibility)
-  #define xmlBufferAllocScheme XML_GLOBAL_MACRO(xmlBufferAllocScheme)
-  #define xmlDefaultBufferSize XML_GLOBAL_MACRO(xmlDefaultBufferSize)
-  #define xmlDefaultSAXHandler XML_GLOBAL_MACRO(xmlDefaultSAXHandler)
-  #define xmlDefaultSAXLocator XML_GLOBAL_MACRO(xmlDefaultSAXLocator)
-  #define xmlDoValidityCheckingDefaultValue \
-    XML_GLOBAL_MACRO(xmlDoValidityCheckingDefaultValue)
-  #define xmlGetWarningsDefaultValue \
-    XML_GLOBAL_MACRO(xmlGetWarningsDefaultValue)
-  #define xmlIndentTreeOutput XML_GLOBAL_MACRO(xmlIndentTreeOutput)
-  #define xmlTreeIndentString XML_GLOBAL_MACRO(xmlTreeIndentString)
-  #define xmlKeepBlanksDefaultValue XML_GLOBAL_MACRO(xmlKeepBlanksDefaultValue)
-  #define xmlLineNumbersDefaultValue \
-    XML_GLOBAL_MACRO(xmlLineNumbersDefaultValue)
-  #define xmlLoadExtDtdDefaultValue XML_GLOBAL_MACRO(xmlLoadExtDtdDefaultValue)
-  #define xmlParserDebugEntities XML_GLOBAL_MACRO(xmlParserDebugEntities)
-  #define xmlPedanticParserDefaultValue \
-    XML_GLOBAL_MACRO(xmlPedanticParserDefaultValue)
-  #define xmlSaveNoEmptyTags XML_GLOBAL_MACRO(xmlSaveNoEmptyTags)
-  #define xmlSubstituteEntitiesDefaultValue \
-    XML_GLOBAL_MACRO(xmlSubstituteEntitiesDefaultValue)
-  #define xmlRegisterNodeDefaultValue \
-    XML_GLOBAL_MACRO(xmlRegisterNodeDefaultValue)
-  #define xmlDeregisterNodeDefaultValue \
-    XML_GLOBAL_MACRO(xmlDeregisterNodeDefaultValue)
-  #define xmlParserInputBufferCreateFilenameValue \
-    XML_GLOBAL_MACRO(xmlParserInputBufferCreateFilenameValue)
-  #define xmlOutputBufferCreateFilenameValue \
-    XML_GLOBAL_MACRO(xmlOutputBufferCreateFilenameValue)
-
-  #ifdef LIBXML_HTML_ENABLED
-    #define htmlDefaultSAXHandler XML_GLOBAL_MACRO(htmlDefaultSAXHandler)
-  #endif
-#endif
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/libxml/parser.h b/include/libxml/parser.h
index 1a567181..212f478a 100644
--- a/include/libxml/parser.h
+++ b/include/libxml/parser.h
@@ -19,6 +19,8 @@
 #include <libxml/xmlerror.h>
 #include <libxml/xmlstring.h>
 #include <libxml/xmlmemory.h>
+#include <libxml/encoding.h>
+#include <libxml/xmlIO.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -810,26 +812,48 @@ typedef xmlParserInputPtr (*xmlExternalEntityLoader) (const char *URL,
  * Variables
  */
 
-XMLPUBVAR const char *const
-xmlParserVersion;
+XMLPUBVAR const char *const xmlParserVersion;
 #ifdef LIBXML_THREAD_ENABLED
-XMLPUBFUN const char *const *
-__xmlParserVersion(void);
+/* backward compatibility */
+XMLPUBFUN const char *const *__xmlParserVersion(void);
 #endif
 
-#ifdef __cplusplus
-}
+#define XML_GLOBALS_PARSER \
+  XML_OP(oldXMLWDcompatibility, int, XML_DEPRECATED) \
+  XML_OP(xmlDefaultSAXHandler, xmlSAXHandlerV1, XML_DEPRECATED) \
+  XML_OP(xmlDefaultSAXLocator, xmlSAXLocator, XML_DEPRECATED) \
+  XML_OP(xmlDoValidityCheckingDefaultValue, int, XML_DEPRECATED) \
+  XML_OP(xmlGetWarningsDefaultValue, int, XML_DEPRECATED) \
+  XML_OP(xmlKeepBlanksDefaultValue, int, XML_DEPRECATED) \
+  XML_OP(xmlLineNumbersDefaultValue, int, XML_DEPRECATED) \
+  XML_OP(xmlLoadExtDtdDefaultValue, int, XML_DEPRECATED) \
+  XML_OP(xmlParserDebugEntities, int, XML_DEPRECATED) \
+  XML_OP(xmlPedanticParserDefaultValue, int, XML_DEPRECATED) \
+  XML_OP(xmlSubstituteEntitiesDefaultValue, int, XML_DEPRECATED)
+
+#define XML_OP XML_DECLARE_GLOBAL
+XML_GLOBALS_PARSER
+#undef XML_OP
+
+#if defined(LIBXML_THREAD_ENABLED) && !defined(XML_GLOBALS_NO_REDEFINITION)
+  #define oldXMLWDcompatibility XML_GLOBAL_MACRO(oldXMLWDcompatibility)
+  #define xmlDefaultSAXHandler XML_GLOBAL_MACRO(xmlDefaultSAXHandler)
+  #define xmlDefaultSAXLocator XML_GLOBAL_MACRO(xmlDefaultSAXLocator)
+  #define xmlDoValidityCheckingDefaultValue \
+    XML_GLOBAL_MACRO(xmlDoValidityCheckingDefaultValue)
+  #define xmlGetWarningsDefaultValue \
+    XML_GLOBAL_MACRO(xmlGetWarningsDefaultValue)
+  #define xmlKeepBlanksDefaultValue XML_GLOBAL_MACRO(xmlKeepBlanksDefaultValue)
+  #define xmlLineNumbersDefaultValue \
+    XML_GLOBAL_MACRO(xmlLineNumbersDefaultValue)
+  #define xmlLoadExtDtdDefaultValue XML_GLOBAL_MACRO(xmlLoadExtDtdDefaultValue)
+  #define xmlParserDebugEntities XML_GLOBAL_MACRO(xmlParserDebugEntities)
+  #define xmlPedanticParserDefaultValue \
+    XML_GLOBAL_MACRO(xmlPedanticParserDefaultValue)
+  #define xmlSubstituteEntitiesDefaultValue \
+    XML_GLOBAL_MACRO(xmlSubstituteEntitiesDefaultValue)
 #endif
 
-#include <libxml/encoding.h>
-#include <libxml/xmlIO.h>
-#include <libxml/globals.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
 /*
  * Init/Cleanup
  */
diff --git a/include/libxml/tree.h b/include/libxml/tree.h
index 4ef0bfd8..44fbe5d0 100644
--- a/include/libxml/tree.h
+++ b/include/libxml/tree.h
@@ -669,6 +669,26 @@ typedef void (*xmlDeregisterNodeFunc) (xmlNodePtr node);
  * Variables.
  */
 
+#define XML_GLOBALS_TREE \
+  XML_OP(xmlBufferAllocScheme, xmlBufferAllocationScheme, XML_DEPRECATED) \
+  XML_OP(xmlDefaultBufferSize, int, XML_DEPRECATED) \
+  XML_OP(xmlRegisterNodeDefaultValue, xmlRegisterNodeFunc, XML_DEPRECATED) \
+  XML_OP(xmlDeregisterNodeDefaultValue, xmlDeregisterNodeFunc, \
+         XML_DEPRECATED)
+
+#define XML_OP XML_DECLARE_GLOBAL
+XML_GLOBALS_TREE
+#undef XML_OP
+
+#if defined(LIBXML_THREAD_ENABLED) && !defined(XML_GLOBALS_NO_REDEFINITION)
+  #define xmlBufferAllocScheme XML_GLOBAL_MACRO(xmlBufferAllocScheme)
+  #define xmlDefaultBufferSize XML_GLOBAL_MACRO(xmlDefaultBufferSize)
+  #define xmlRegisterNodeDefaultValue \
+    XML_GLOBAL_MACRO(xmlRegisterNodeDefaultValue)
+  #define xmlDeregisterNodeDefaultValue \
+    XML_GLOBAL_MACRO(xmlDeregisterNodeDefaultValue)
+#endif
+
 /*
  * Some helper functions
  */
diff --git a/include/libxml/xmlIO.h b/include/libxml/xmlIO.h
index 0c5c6695..8e219028 100644
--- a/include/libxml/xmlIO.h
+++ b/include/libxml/xmlIO.h
@@ -171,6 +171,23 @@ struct _xmlOutputBuffer {
 };
 #endif /* LIBXML_OUTPUT_ENABLED */
 
+#define XML_GLOBALS_IO \
+  XML_OP(xmlParserInputBufferCreateFilenameValue, \
+           xmlParserInputBufferCreateFilenameFunc, XML_DEPRECATED) \
+  XML_OP(xmlOutputBufferCreateFilenameValue, \
+           xmlOutputBufferCreateFilenameFunc, XML_DEPRECATED)
+
+#define XML_OP XML_DECLARE_GLOBAL
+XML_GLOBALS_IO
+#undef XML_OP
+
+#if defined(LIBXML_THREAD_ENABLED) && !defined(XML_GLOBALS_NO_REDEFINITION)
+  #define xmlParserInputBufferCreateFilenameValue \
+    XML_GLOBAL_MACRO(xmlParserInputBufferCreateFilenameValue)
+  #define xmlOutputBufferCreateFilenameValue \
+    XML_GLOBAL_MACRO(xmlOutputBufferCreateFilenameValue)
+#endif
+
 /*
  * Interfaces for input
  */
diff --git a/include/libxml/xmlsave.h b/include/libxml/xmlsave.h
index a744b7ac..d91a05e9 100644
--- a/include/libxml/xmlsave.h
+++ b/include/libxml/xmlsave.h
@@ -41,6 +41,21 @@ typedef enum {
 typedef struct _xmlSaveCtxt xmlSaveCtxt;
 typedef xmlSaveCtxt *xmlSaveCtxtPtr;
 
+#define XML_GLOBALS_SAVE \
+  XML_OP(xmlIndentTreeOutput, int, XML_EMPTY) \
+  XML_OP(xmlTreeIndentString, const char *, XML_EMPTY) \
+  XML_OP(xmlSaveNoEmptyTags, int, XML_EMPTY)
+
+#define XML_OP XML_DECLARE_GLOBAL
+XML_GLOBALS_SAVE
+#undef XML_OP
+
+#if defined(LIBXML_THREAD_ENABLED) && !defined(XML_GLOBALS_NO_REDEFINITION)
+  #define xmlIndentTreeOutput XML_GLOBAL_MACRO(xmlIndentTreeOutput)
+  #define xmlTreeIndentString XML_GLOBAL_MACRO(xmlTreeIndentString)
+  #define xmlSaveNoEmptyTags XML_GLOBAL_MACRO(xmlSaveNoEmptyTags)
+#endif
+
 XMLPUBFUN xmlSaveCtxtPtr
 		xmlSaveToFd		(int fd,
 					 const char *encoding,
@@ -82,6 +97,11 @@ XMLPUBFUN int
 #ifdef __cplusplus
 }
 #endif
+
+#else /* LIBXML_OUTPUT_ENABLED */
+
+#define XML_GLOBALS_SAVE
+
 #endif /* LIBXML_OUTPUT_ENABLED */
 #endif /* __XML_XMLSAVE_H__ */
 
diff --git a/parser.c b/parser.c
index 6ba94af2..987d07ca 100644
--- a/parser.c
+++ b/parser.c
@@ -51,10 +51,9 @@
 #include <stddef.h>
 #include <ctype.h>
 #include <stdlib.h>
-#include <libxml/xmlmemory.h>
-#include <libxml/globals.h>
-#include <libxml/tree.h>
 #include <libxml/parser.h>
+#include <libxml/xmlmemory.h>
+#include <libxml/tree.h>
 #include <libxml/parserInternals.h>
 #include <libxml/valid.h>
 #include <libxml/entities.h>
diff --git a/parserInternals.c b/parserInternals.c
index 1887408b..65d301db 100644
--- a/parserInternals.c
+++ b/parserInternals.c
@@ -2518,7 +2518,10 @@ xmlKeepBlanksDefault(int val) {
     int old = xmlKeepBlanksDefaultValue;
 
     xmlKeepBlanksDefaultValue = val;
-    if (!val) xmlIndentTreeOutput = 1;
+#ifdef LIBXML_OUTPUT_ENABLED
+    if (!val)
+        xmlIndentTreeOutput = 1;
+#endif
     return(old);
 }
 
diff --git a/python/libxml.c b/python/libxml.c
index bf048006..03a11018 100644
--- a/python/libxml.c
+++ b/python/libxml.c
@@ -26,6 +26,7 @@
 #include <libxml/c14n.h>
 #include <libxml/xmlreader.h>
 #include <libxml/xmlsave.h>
+#include <libxml/globals.h>
 #include "libxml_wrap.h"
 #include "libxml2-py.h"
 
diff --git a/python/libxml_wrap.h b/python/libxml_wrap.h
index f4c3aee7..0fae2222 100644
--- a/python/libxml_wrap.h
+++ b/python/libxml_wrap.h
@@ -18,6 +18,7 @@
 #include <libxml/xmlregexp.h>
 #include <libxml/xmlautomata.h>
 #include <libxml/xmlreader.h>
+#include <libxml/globals.h>
 #ifdef LIBXML_SCHEMAS_ENABLED
 #include <libxml/relaxng.h>
 #include <libxml/xmlschemas.h>
diff --git a/tree.c b/tree.c
index 2a7514aa..292621cf 100644
--- a/tree.c
+++ b/tree.c
@@ -28,15 +28,14 @@
 #include <zlib.h>
 #endif
 
-#include <libxml/xmlmemory.h>
 #include <libxml/tree.h>
+#include <libxml/xmlmemory.h>
 #include <libxml/parser.h>
 #include <libxml/uri.h>
 #include <libxml/entities.h>
 #include <libxml/valid.h>
 #include <libxml/xmlerror.h>
 #include <libxml/parserInternals.h>
-#include <libxml/globals.h>
 #ifdef LIBXML_HTML_ENABLED
 #include <libxml/HTMLtree.h>
 #endif
diff --git a/xmlIO.c b/xmlIO.c
index dbcd5b5a..90379e2d 100644
--- a/xmlIO.c
+++ b/xmlIO.c
@@ -50,10 +50,10 @@
 #  endif
 #endif
 
+#include <libxml/xmlIO.h>
 #include <libxml/xmlmemory.h>
 #include <libxml/parser.h>
 #include <libxml/parserInternals.h>
-#include <libxml/xmlIO.h>
 #include <libxml/uri.h>
 #include <libxml/nanohttp.h>
 #include <libxml/nanoftp.h>
@@ -61,7 +61,6 @@
 #ifdef LIBXML_CATALOG_ENABLED
 #include <libxml/catalog.h>
 #endif
-#include <libxml/globals.h>
 
 #include "private/buf.h"
 #include "private/enc.h"
diff --git a/xmllint.c b/xmllint.c
index 04aeb665..75cda75f 100644
--- a/xmllint.c
+++ b/xmllint.c
@@ -3135,7 +3135,6 @@ main(int argc, char **argv) {
     int i, acount;
     int files = 0;
     int version = 0;
-    const char* indent;
 
     if (argc <= 1) {
 	usage(stderr, argv[0]);
@@ -3525,11 +3524,14 @@ main(int argc, char **argv) {
 	xmlDeregisterNodeDefault(deregisterNode);
     }
 
-    indent = getenv("XMLLINT_INDENT");
-    if(indent != NULL) {
-	xmlTreeIndentString = indent;
+#ifdef LIBXML_OUTPUT_ENABLED
+    {
+        const char *indent = getenv("XMLLINT_INDENT");
+        if (indent != NULL) {
+            xmlTreeIndentString = indent;
+        }
     }
-
+#endif
 
     defaultEntityLoader = xmlGetExternalEntityLoader();
     xmlSetExternalEntityLoader(xmllintExternalEntityLoader);