diff -ru bash-5.1/externs.h bash-5.1-patched/externs.h
--- bash-5.1/externs.h	2020-05-27 11:36:41.000000000 -0300
+++ bash-5.1-patched/externs.h	2022-08-20 18:54:03.346557110 -0300
@@ -290,7 +290,7 @@
 #endif /* !HAVE_GETDTABLESIZE */
 
 #if !defined (HAVE_GETHOSTNAME)
-extern int gethostname PARAMS((char *, int));
+extern int gethostname PARAMS((char *, size_t));
 #endif /* !HAVE_GETHOSTNAME */
 
 extern int getmaxgroups PARAMS((void));
diff -ru bash-5.1/subst.c bash-5.1-patched/subst.c
--- bash-5.1/subst.c	2020-11-16 12:33:15.000000000 -0300
+++ bash-5.1-patched/subst.c	2022-08-20 19:06:46.039884500 -0300
@@ -32,6 +32,7 @@
 #endif
 #include <signal.h>
 #include <errno.h>
+#include <limits.h>
 
 #if defined (HAVE_UNISTD_H)
 #  include <unistd.h>
diff -ru bash-5.1/support/config.sub bash-5.1-patched/support/config.sub
--- bash-5.1/support/config.sub	2020-11-18 16:40:12.000000000 -0300
+++ bash-5.1-patched/support/config.sub	2022-08-20 18:20:06.006572931 -0300
@@ -1720,7 +1720,7 @@
 	     | skyos* | haiku* | rdos* | toppers* | drops* | es* \
 	     | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
 	     | midnightbsd* | amdhsa* | unleashed* | emscripten* | wasi* \
-	     | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx*)
+	     | nsk* | powerunix* | genode* | zvmoe* | qnx* | emx* | astral*)
 		;;
 	# This one is extra strict with allowed versions
 	sco3.2v2 | sco3.2v[4-9]* | sco5v6*)
diff -ru bash-5.1/support/shobj-conf bash-5.1-patched/support/shobj-conf
--- bash-5.1/support/shobj-conf	2019-12-13 11:51:17.000000000 -0300
+++ bash-5.1-patched/support/shobj-conf	2022-09-14 21:09:42.592996760 -0300
@@ -79,6 +79,9 @@
 	SHOBJ_LDFLAGS='-shared -bglobalized -unres_symbols ignore'
 	;;
 
+astral*-*gcc*)
+	SHOBJ_CFLAGS=-fpic
+	;;
 sunos4*-*gcc*)
 	SHOBJ_CFLAGS=-fpic
 	SHOBJ_LD=/usr/bin/ld