CHANGE: using system/platform instead of system/build/os to get a…

…n extension url

make/tools/utils.reb

@@ -142,6 +142,7 @@ get-libc-version: function[][
 
 get-os-info: function[
 	"Tries to collect information about hosting Linux operating system"
+	;@@ Based on this research: https://www.tecmint.com/check-linux-os-version/
 ][
 	tmp: copy  ""
 	out: copy #()
@@ -150,7 +151,7 @@ get-os-info: function[
 	whs: system/catalog/bitsets/whitespace
 	try [
 		call/output/shell/wait "cat /etc/*-release" :tmp
-		parse tmp [
+		parse probe tmp [
 			any [
 				copy k: some key #"=" copy v: to enl some whs (
 					try [v: transcode/one v]

src/mezz/sys-load.reb

@@ -684,7 +684,7 @@ download-extension: function[
 	url  [url!]
 ][
 	either dir? url [
-		file: repend to file! name [#"-" system/build/os #"-" system/build/arch %.rebx]
+		file: lowercase repend to file! name [#"-" system/platform #"-" system/build/arch %.rebx]
 		url:  append copy url file
 		if system/platform <> 'Windows [append url %.gz]
 	][