xbmk: remove more eval statements

i will eventually find a way to remove them all,
while still leaving the code completely clean.

in practise, i never use the contents of a file
for eval and the inputs are carefully checked.

however, over-use of eval is always a bad idea
in shell scripting.

Signed-off-by: Leah Rowe <leah@libreboot.org>

include/get.sh

@@ -3,8 +3,15 @@
 # Copyright (c) 2020-2021,2023-2025 Leah Rowe <leah@libreboot.org>
 # Copyright (c) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
 
-eval "`setvars "" loc url bkup_url subcurl subhash subgit subgit_bkup \
-    depend subcurl_bkup`"
+depend=""
+loc=""
+url=""
+bkup_url=""
+subgit=""
+subgit_bkup=""
+subcurl=""
+subcurl_bkup=""
+subhash=""
 
 tmpgit="$xbtmp/gitclone"
 tmpgitcache="$xbtmp/tmpgit"
@@ -76,8 +83,12 @@ fetch_submodule()
 {
 	mcfgdir="$mdir/${1##*/}"
 
-	eval \
-	    "`setvars "" subhash subgit subgit_bkup subcurl subcurl_bkup st`"
+	subhash=""
+	subgit=""
+	subgit_bkup=""
+	subcurl=""
+	subcurl_bkup=""
+	st=""
 
 	eval "`setcfg "$mcfgdir/module.cfg" 0`"
 

include/release.sh

@@ -2,7 +2,11 @@
 
 # Copyright (c) 2023-2025 Leah Rowe <leah@libreboot.org>
 
-eval "`setvars "" reldir reldest vdir rsrc relmode`"
+reldir=""
+reldest=""
+vdir=""
+rsrc=""
+relmode=""
 
 release()
 {