2 files changed, 18 insertions, 0 deletions
diff --git a/source4/lib/replace/replace.c b/source4/lib/replace/replace.c
index 87e73d001c..b86da53caf 100644
--- a/source4/lib/replace/replace.c
+++ b/source4/lib/replace/replace.c
@@ -438,6 +438,10 @@ char *rep_mkdtemp(char *template)
 }
 #endif
 
+/*****************************************************************
+ Watch out: this is not thread safe.
+*****************************************************************/
+
 #ifndef HAVE_PREAD
 ssize_t rep_pread(int __fd, void *__buf, size_t __nbytes, off_t __offset)
 {
@@ -448,6 +452,10 @@ ssize_t rep_pread(int __fd, void *__buf, size_t __nbytes, off_t __offset)
 }
 #endif
 
+/*****************************************************************
+ Watch out: this is not thread safe.
+*****************************************************************/
+
 #ifndef HAVE_PWRITE
 ssize_t rep_pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset)
 {
diff --git a/source4/lib/replace/replace.h b/source4/lib/replace/replace.h
index f584cd42fa..62d480e20e 100644
--- a/source4/lib/replace/replace.h
+++ b/source4/lib/replace/replace.h
@@ -350,6 +350,16 @@ int rep_mkstemp(char *temp);
 char *rep_mkdtemp(char *template);
 #endif
 
+#ifndef HAVE_PREAD
+#define pread rep_pread
+ssize_t rep_pread(int __fd, void *__buf, size_t __nbytes, off_t __offset);
+#endif
+
+#ifndef HAVE_PWRITE
+#define pwrite rep_pwrite
+ssize_t rep_pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset);
+#endif
+
 #ifdef HAVE_LIMITS_H
 #include <limits.h>
 #endif