$NetBSD: patch-aa,v 1.6 2010/01/15 18:03:32 tnn Exp $

--- Xos_r.h.in.orig	2009-09-23 23:51:43.000000000 +0000
+++ Xos_r.h.in
@@ -73,13 +73,7 @@ in this Software without prior written a
 # include <X11/Xfuncs.h>
 
 # ifndef X_NOT_POSIX
-#  ifdef _POSIX_SOURCE
-#   include <limits.h>
-#  else
-#   define _POSIX_SOURCE
-#   include <limits.h>
-#   undef _POSIX_SOURCE
-#  endif
+#  include <limits.h>
 #  ifndef LINE_MAX
 #   define X_LINE_MAX 2048
 #  else
@@ -185,6 +179,13 @@ extern void XtProcessUnlock(
 #  endif
 # endif
 
+#undef _XOS_R_H_MTSAFE_DIRENTAPI
+#undef _XOS_R_H_MTSAFE_NETDBAPI
+#undef _XOS_R_H_MTSAFE_PWDAPI
+#undef _XOS_R_H_MTSAFE_UNISTDAPI
+#undef _XOS_R_H_MTSAFE_STRINGAPI
+#undef _XOS_R_H_MTSAFE_TIMEAPI
+#undef _XOS_R_H_MTSAFE_GRPAPI
 #endif /* !defined WIN32 */
 
 /*
@@ -214,7 +215,7 @@ extern void XtProcessUnlock(
 
 #if defined(X_INCLUDE_PWD_H) && !defined(_XOS_INCLUDED_PWD_H)
 # include <pwd.h>
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_PWDAPI)
+# if defined(_XOS_R_H_MTSAFE_PWDAPI)
 #  define XOS_USE_MTSAFE_PWDAPI 1
 # endif
 #endif
@@ -318,7 +319,7 @@ static __inline__ void _Xpw_copyPasswd(_
   (_Xos_processUnlock), \
   (p).pwp )
 
-#elif !defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(__APPLE__)
+#elif !defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(__APPLE__) && !defined(__NetBSD__) && !defined(__DragonFly__)
 # define X_NEEDS_PWPARAMS
 typedef struct {
   struct passwd pws;
@@ -384,7 +385,7 @@ typedef int _Xgetpwret;
 #if defined(X_INCLUDE_NETDB_H) && !defined(_XOS_INCLUDED_NETDB_H) \
     && !defined(WIN32)
 # include <netdb.h>
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_NETDBAPI)
+# if defined(_XOS_R_H_MTSAFE_NETDBAPI)
 #  define XOS_USE_MTSAFE_NETDBAPI 1
 # endif
 #endif
@@ -543,7 +544,7 @@ typedef int _Xgetservbynameparams; /* du
 #   define dirent direct
 #  endif
 # endif
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_DIRENTAPI)
+# if defined(_XOS_R_H_MTSAFE_DIRENTAPI)
 #  define XOS_USE_MTSAFE_DIRENTAPI 1
 # endif
 #endif
@@ -604,15 +605,8 @@ typedef struct {
 /* Pre-POSIX API, returns non-NULL on success. */
 #  define _XReaddir(d,p)	(readdir_r((d), &(p).dir_entry))
 # else
-/* We have no idea what is going on.  Fake it all using process locks. */
-#  define _XReaddir(d,p)	\
-    ( (_Xos_processLock),						\
-      (((p).result = readdir((d))) ?					\
-       (memcpy(&((p).dir_entry), (p).result, (p).result->d_reclen),	\
-	((p).result = &(p).dir_entry), 0) :				\
-       0),								\
-      (_Xos_processUnlock),						\
-      (p).result )
+#  define _XReaddir(d,p)						\
+    (readdir_r((d), &((p).dir_entry), &((p).result)) ? NULL : (p).result)
 # endif
 #endif /* X_INCLUDE_DIRENT_H */
 
@@ -639,7 +633,7 @@ typedef struct {
 
 #if defined(X_INCLUDE_UNISTD_H) && !defined(_XOS_INCLUDED_UNISTD_H)
 /* <unistd.h> already included by <X11/Xos.h> */
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_UNISTDAPI)
+# if defined(_XOS_R_H__MTSAFE_UNISTDAPI)
 #  define XOS_USE_MTSAFE_UNISTDAPI 1
 # endif
 #endif
@@ -779,7 +773,7 @@ typedef struct {
 
 #if defined(X_INCLUDE_STRING_H) && !defined(_XOS_INCLUDED_STRING_H)
 /* <string.h> has already been included by <X11/Xos.h> */
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_STRINGAPI)
+# if defined(_XOS_R_H_MTSAFE_STRINGAPI)
 #  define XOS_USE_MTSAFE_STRINGAPI 1
 # endif
 #endif
@@ -831,7 +825,7 @@ typedef char * _Xstrtokparams;
 
 #if defined(X_INCLUDE_TIME_H) && !defined(_XOS_INCLUDED_TIME_H)
 # include <time.h>
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_TIMEAPI)
+# if defined(_XOS_R_H_MTSAFE_TIMEAPI)
 #  define XOS_USE_MTSAFE_TIMEAPI 1
 # endif
 #endif
@@ -987,7 +981,7 @@ typedef struct tm _Xltimeparams;
 
 #if defined(X_INCLUDE_GRP_H) && !defined(_XOS_INCLUDED_GRP_H)
 # include <grp.h>
-# if defined(XUSE_MTSAFE_API) || defined(XUSE_MTSAFE_GRPAPI)
+# if defined(_XOS_R_H_MTSAFE_GRPAPI)
 #  define XOS_USE_MTSAFE_GRPAPI 1
 # endif
 #endif