Not my code; but since GCC warns about this lib3ds code, might as wel…

…l fix it.

configure

@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.71 for renderer 2.3d.
+# Generated by GNU Autoconf 2.71 for renderer 2.3e.
 #
 # Report bugs to <[email protected]>.
 #
@@ -611,8 +611,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='renderer'
 PACKAGE_TARNAME='renderer'
-PACKAGE_VERSION='2.3d'
-PACKAGE_STRING='renderer 2.3d'
+PACKAGE_VERSION='2.3e'
+PACKAGE_STRING='renderer 2.3e'
 PACKAGE_BUGREPORT='[email protected]'
 PACKAGE_URL=''
 
@@ -1350,7 +1350,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures renderer 2.3d to adapt to many kinds of systems.
+\`configure' configures renderer 2.3e to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1422,7 +1422,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of renderer 2.3d:";;
+     short | recursive ) echo "Configuration of renderer 2.3e:";;
    esac
   cat <<\_ACEOF
 
@@ -1538,7 +1538,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-renderer configure 2.3d
+renderer configure 2.3e
 generated by GNU Autoconf 2.71
 
 Copyright (C) 2021 Free Software Foundation, Inc.
@@ -1895,7 +1895,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by renderer $as_me 2.3d, which was
+It was created by renderer $as_me 2.3e, which was
 generated by GNU Autoconf 2.71.  Invocation command line was
 
   $ $0$ac_configure_args_raw
@@ -3565,7 +3565,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='renderer'
- VERSION='2.3d'
+ VERSION='2.3e'
 
 
 printf "%s\n" "#define PACKAGE \"$PACKAGE\"" >>confdefs.h
@@ -8391,7 +8391,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by renderer $as_me 2.3d, which was
+This file was extended by renderer $as_me 2.3e, which was
 generated by GNU Autoconf 2.71.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -8459,7 +8459,7 @@ ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
-renderer config.status 2.3d
+renderer config.status 2.3e
 configured by $0, generated by GNU Autoconf 2.71,
   with options \\"\$ac_cs_config\\"
 

configure.ac

@@ -1,4 +1,4 @@
-AC_INIT([renderer], [2.3d], [[email protected]])
+AC_INIT([renderer], [2.3e], [[email protected]])
 
 AC_CONFIG_HEADERS([src/config.h])
 

lib3ds-1.3.0/lib3ds/background.c

@@ -164,7 +164,7 @@ lib3ds_background_read(Lib3dsBackground *background, Lib3dsIo *io)
 
 
 static Lib3dsBool
-colorf_write(Lib3dsRgba rgb, Lib3dsIo *io)
+colorf_write(Lib3dsRgb rgb, Lib3dsIo *io)
 {
   Lib3dsChunk c;
 
@@ -182,7 +182,7 @@ colorf_write(Lib3dsRgba rgb, Lib3dsIo *io)
 
 
 static Lib3dsBool
-colorf_defined(Lib3dsRgba rgb)
+colorf_defined(Lib3dsRgb rgb)
 {
   int i;
   for (i=0; i<3; ++i) {

lib3ds-1.3.0/lib3ds/file.c

@@ -810,7 +810,7 @@ lib3ds_file_read(Lib3dsFile *file, Lib3dsIo *io)
 
 
 static Lib3dsBool
-colorf_write(Lib3dsRgba rgb, Lib3dsIo *io)
+colorf_write(Lib3dsRgb rgb, Lib3dsIo *io)
 {
   Lib3dsChunk c;