$NetBSD: patch-aa,v 1.3 2019/10/24 22:31:48 kamil Exp $

--- src/text.cpp.orig	2009-10-02 22:26:15.000000000 +0000
+++ src/text.cpp
@@ -7,6 +7,15 @@
 #include "text.h"
 #include "video.h"
 
+#if defined(__NetBSD__)
+#include <sys/param.h>
+#if __NetBSD_Prereq__(9,99,17)
+#define NETBSD_POSIX_ICONV 1
+#else
+#define NETBSD_POSIX_ICONV 0
+#endif
+#endif
+
 #ifndef ENABLE_PANGO
 
 #include <SDL_ttf.h>
@@ -441,7 +450,11 @@ void ConvertToUTF8(const std::string &te
 	iconv_t cd = iconv_open("UTF-8", locale_enc);
 	char *in_buf = const_cast<char *>(&text_locally_encoded[0]);
 	char *out_buf = &text_utf8[0];
+#if defined(__NetBSD__) && !NETBSD_POSIX_ICONV
+	iconv(cd, (const char **)&in_buf, &text_length, &out_buf, &text_utf8_length);
+#else
 	iconv(cd, &in_buf, &text_length, &out_buf, &text_utf8_length);
+#endif
 	iconv_close(cd);
 	if (errno != 0)
 		std::cerr << "An error occurred recoding " << text_locally_encoded << " to UTF8" << std::endl;