diff --git a/legacy/gcc/gcc/config/i386/haiku.h b/legacy/gcc/gcc/config/i386/haiku.h
index 33d5a95973..6240799017 100644
--- a/legacy/gcc/gcc/config/i386/haiku.h
+++ b/legacy/gcc/gcc/config/i386/haiku.h
@@ -389,10 +389,10 @@ extern union tree_node *i386_pe_merge_decl_attributes ();
     { "/boot/system/develop/headers/os/be_apps/Tracker", 0, 0, 1 },\
     { "/boot/system/develop/headers/3rdparty", 0, 0, 0 },\
     	/* TODO: To be removed when libtiff has been outsourced. */\
-    { "/boot/system/develop/headers/bsd", 0, 0, 0 },\
-    { "/boot/system/develop/headers/glibc", 0, 0, 0 },\
-    { "/boot/system/develop/headers/gnu", 0, 0, 0 },\
-    { "/boot/system/develop/headers/posix", 0, 0, 0 },\
+    { "/boot/system/develop/headers/bsd", 0, 0, 1 },\
+    { "/boot/system/develop/headers/glibc", 0, 0, 1 },\
+    { "/boot/system/develop/headers/gnu", 0, 0, 1 },\
+    { "/boot/system/develop/headers/posix", 0, 0, 1 },\
     { "/boot/system/develop/headers", 0, 0, 0 }, \
     { 0, 0, 0, 0 } \
     };
@@ -427,10 +427,10 @@ extern union tree_node *i386_pe_merge_decl_attributes ();
     { CROSS_INCLUDE_DIR "/os/be_apps/NetPositive", 0, 0, 1 },\
     { CROSS_INCLUDE_DIR "/os/be_apps/Tracker", 0, 0, 1 },\
     { CROSS_INCLUDE_DIR "/3rdparty", 0, 0, 0 },\
-    { CROSS_INCLUDE_DIR "/bsd", 0, 0, 0 },\
-    { CROSS_INCLUDE_DIR "/glibc", 0, 0, 0 },\
-    { CROSS_INCLUDE_DIR "/gnu", 0, 0, 0 },\
-    { CROSS_INCLUDE_DIR "/posix", 0, 0, 0 },\
+    { CROSS_INCLUDE_DIR "/bsd", 0, 0, 1 },\
+    { CROSS_INCLUDE_DIR "/glibc", 0, 0, 1 },\
+    { CROSS_INCLUDE_DIR "/gnu", 0, 0, 1 },\
+    { CROSS_INCLUDE_DIR "/posix", 0, 0, 1 },\
     { CROSS_INCLUDE_DIR , 0, 0, 0 }, \
     { 0, 0, 0, 0 } \
     };