1 files changed, 6 insertions, 1 deletions

diff --git a/include/unistd.h b/include/unistd.h
index aa4ddff..0e5119e 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -5,7 +5,10 @@
 
 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
 
-#ifndef __cplusplus
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #undef confstr
 #undef getcwd
 #undef getgroups
@@ -165,6 +168,8 @@ ssize_t write(int fd, const void *buf, size_t n)
         return __write_orig(fd, buf, n);
 }
 
+#ifdef __cplusplus
+}
 #endif
 
 #endif