Make exec() only visible if standard=cc655.

git-svn-id: svn://svn.cc65.org/cc65/trunk@4920 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/include/unistd.h b/include/unistd.h
index 667ed0cb53434fe01ffed5aa398c318bea53f002..fb401be8945c03faa99977e31f29a2b0ef82c4cd 100644 (file)
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -88,7 +88,11 @@ int __fastcall__ rmdir (const char* name);
 /* Others */
 unsigned __fastcall__ sleep (unsigned seconds);
 int __fastcall__ getopt (int argc, char* const* argv, const char* optstring);
+
+/* Non standard: */
+#if __CC65_STD__ == __CC65_STD_CC65__
 int __fastcall__ exec (const char* progname, const char* cmdline);
+#endif