Docs: Add a note about the maximum spam bar length

[exim.git] / src / OS / os.h-UNIX_SV

diff --git a/src/OS/os.h-UNIX_SV b/src/OS/os.h-UNIX_SV
index 9ad824ab766dd8b72a2d4df3ffcae07857248200..4943a07de96af62bdc6356f096e1ea8201f9c50a 100644 (file)
--- a/src/OS/os.h-UNIX_SV
+++ b/src/OS/os.h-UNIX_SV
@@ -19,4 +19,7 @@
 #define _SVID3
 #define NEED_H_ERRNO
 
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
 /* End */