diff -ruwN source/support/config.rpath source-new/support/config.rpath
--- source/support/config.rpath	2024-12-13 15:06:05.000000000 +0100
+++ source-new/support/config.rpath	2026-09-10 01:30:24.508062009 +0200
@@ -132,7 +132,7 @@
     irix5* | irix6* | nonstopux*)
       wl='-Wl,'
       ;;
-    linux* | k*bsd*-gnu | kopensolaris*-gnu)
+    linux* | k*bsd*-gnu | kopensolaris*-gnu | redox*)
       case $cc_basename in
         ecc*)
           wl='-Wl,'
diff -ruwN source/support/shlib-install source-new/support/shlib-install
--- source/support/shlib-install	2019-12-13 15:46:13.000000000 +0100
+++ source-new/support/shlib-install	2026-09-10 01:32:00.337579502 +0200
@@ -71,7 +71,7 @@
 # Cygwin installs both a dll (which must go in $BINDIR) and an implicit
 # link library (in $libdir)
 case "$host_os" in
-hpux*|darwin*|macosx*|linux*|solaris2*)
+hpux*|darwin*|macosx*|linux*|solaris2*|redox*)
 	if [ -z "$uninstall" ]; then
 		chmod 755 ${INSTALLDIR}/${LIBNAME}
 	fi ;;
@@ -118,7 +118,7 @@
 # Create symlinks to the installed library.  This section is incomplete.
 #
 case "$host_os-$host_vendor" in
-*linux*|freebsd*|dragonfly*)
+*linux*|freebsd*|dragonfly*|redox*)
 	# libname.so.M -> libname.so.M.N
 	${echo} ${RM} ${INSTALLDIR}/$LINK2
 	if [ -z "$uninstall" ]; then
diff -ruwN source/support/shobj-conf source-new/support/shobj-conf
--- source/support/shobj-conf	2024-02-14 16:42:57.000000000 +0100
+++ source-new/support/shobj-conf	2026-09-02 12:52:53.682084689 +0200
@@ -123,7 +123,7 @@
 	;;
 
 # All versions of Linux (including Gentoo/FreeBSD) or the semi-mythical GNU Hurd.
-linux*-*|gnu*-*|k*bsd*-gnu-*|midnightbsd*|freebsd*|dragonfly*)
+linux*-*|gnu*-*|k*bsd*-gnu-*|midnightbsd*|freebsd*|dragonfly*|redox*)
 	SHOBJ_CFLAGS=-fPIC
 	SHOBJ_LD='${CC}'
 	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'