1 files changed, 16 insertions, 0 deletions
diff --git a/utils/config.h b/utils/config.h
index 4a4fa069c..f618102a2 100644
--- a/utils/config.h
+++ b/utils/config.h
@@ -20,6 +20,7 @@
 #define _NETSURF_UTILS_CONFIG_H_
 
 #include <stddef.h>
+#include <dirent.h>
 
 /* Try to detect which features the target OS supports */
 
@@ -37,6 +38,21 @@ char *strndup(const char *s, size_t n);
 char *strcasestr(const char *haystack, const char *needle);
 #endif
 
+/* fdopendir is actually present on most unix systems but unless
+ * _POSIX_C_SOURCE is set to 2008 it is not declared in the system
+ * headers. It is unavailable on RISC OS which requires fallback code
+ */
+#if (_POSIX_C_SOURCE - 0) >= 200809L
+#define HAVE_FDOPENDIR
+#else
+#if defined(riscos)
+#undef HAVE_FDOPENDIR
+#else
+#define HAVE_FDOPENDIR
+DIR *fdopendir(int fd);
+#endif
+#endif
+
 /* For some reason, UnixLib defines this unconditionally. 
  * Assume we're using UnixLib if building for RISC OS. */
 #if (defined(_GNU_SOURCE) || defined(riscos))