--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/teal-src/prosody/util/pposix.d.tl	Thu Mar 23 13:36:52 2023 +0100
@@ -0,0 +1,108 @@
+local record pposix
+	enum syslog_facility
+		"auth"
+		"authpriv"
+		"cron"
+		"daemon"
+		"ftp"
+		"kern"
+		"local0"
+		"local1"
+		"local2"
+		"local3"
+		"local4"
+		"local5"
+		"local6"
+		"local7"
+		"lpr"
+		"mail"
+		"syslog"
+		"user"
+		"uucp"
+	end
+
+	enum syslog_level
+		"debug"
+		"info"
+		"notice"
+		"warn"
+		"error"
+	end
+
+	enum ulimit_resource
+		"CORE"
+		"CPU"
+		"DATA"
+		"FSIZE"
+		"NOFILE"
+		"STACK"
+		"MEMLOCK"
+		"NPROC"
+		"RSS"
+		"NICE"
+	end
+
+	enum ulimit_unlimited
+		"unlimited"
+	end
+
+	type ulimit_limit = integer | ulimit_unlimited
+
+	record utsname
+		sysname         :  string
+		nodename        :  string
+		release         :  string
+		version         :  string
+		machine         :  string
+		domainname      :  string
+	end
+
+	record memoryinfo
+		allocated       :  integer
+		allocated_mmap  :  integer
+		used            :  integer
+		unused          :  integer
+		returnable      :  integer
+	end
+
+	abort : function ()
+
+	daemonize : function () : boolean, string
+
+	syslog_open : function (ident : string, facility : syslog_facility)
+	syslog_close : function ()
+	syslog_log : function (level : syslog_level, src : string, msg : string)
+	syslog_setminlevel : function (level : syslog_level)
+
+	getpid : function () : integer
+	getuid : function () : integer
+	getgid : function () : integer
+
+	setuid : function (uid : integer | string) : boolean, string -- string|integer
+	setgid : function (uid : integer | string) : boolean, string
+	initgroups : function (user : string, gid : integer) : boolean, string
+
+	umask : function (umask : string) : string
+
+	mkdir : function (dir : string) : boolean, string
+
+	setrlimit : function (resource : ulimit_resource, soft : ulimit_limit, hard : ulimit_limit) : boolean, string
+	getrlimit : function (resource : ulimit_resource) : boolean, ulimit_limit, ulimit_limit
+	getrlimit : function (resource : ulimit_resource) : boolean, string
+
+	uname : function () : utsname
+
+	setenv : function (key : string, value : string) : boolean
+
+	meminfo : function () : memoryinfo
+
+	atomic_append : function (f : FILE, s : string) : boolean, string, integer
+
+	isatty : function(FILE) : boolean
+
+	ENOENT : integer
+	_NAME : string
+	_VESRION : string
+end
+
+return pposix