fix shellcheck warnings.

dnsapi/dns_lexicon.sh

@@ -31,34 +31,34 @@ dns_lexicon_add() {
   export PROVIDER
 
   Lx_name=$(echo LEXICON_"${PROVIDER}"_USERNAME | tr '[a-z]' '[A-Z]')
-  Lx_name_v=$(eval "echo "\$$Lx_name"")
+  Lx_name_v=$(eval "echo "\$"$Lx_name""")
   _debug "$Lx_name" "$Lx_name_v"
   if [ "$Lx_name_v" ]; then
     _saveaccountconf "$Lx_name" "$Lx_name_v"
-    export "$Lx_name"
+    eval export "$Lx_name"
   fi
 
   Lx_token=$(echo LEXICON_"${PROVIDER}"_TOKEN | tr '[a-z]' '[A-Z]')
-  Lx_token_v=$(eval "echo "\$$Lx_token"")
+  Lx_token_v=$(eval "echo "\$"$Lx_token""")
   _debug "$Lx_token" "$Lx_token_v"
   if [ "$Lx_token_v" ]; then
     _saveaccountconf "$Lx_token" "$Lx_token_v"
-    export "$Lx_token"
+    eval export "$Lx_token"
   fi
 
   Lx_password=$(echo LEXICON_"${PROVIDER}"_PASSWORD | tr '[a-z]' '[A-Z]')
-  Lx_password_v=$(eval "echo "\$$Lx_password"")
+  Lx_password_v=$(eval "echo "\$"$Lx_password""")
   _debug "$Lx_password" "$Lx_password_v"
   if [ "$Lx_password_v" ]; then
     _saveaccountconf "$Lx_password" "$Lx_password_v"
-    export "$Lx_password"
+    eval export "$Lx_password"
   fi
 
   Lx_domaintoken=$(echo LEXICON_"${PROVIDER}"_DOMAINTOKEN | tr '[a-z]' '[A-Z]')
-  Lx_domaintoken_v=$(eval "echo "\$$Lx_domaintoken"")
+  Lx_domaintoken_v=$(eval "echo "\$"$Lx_domaintoken""")
   _debug "$Lx_domaintoken" "$Lx_domaintoken_v"
   if [ "$Lx_domaintoken_v" ]; then
-    export "$Lx_domaintoken"
+    eval export "$Lx_domaintoken"
     _saveaccountconf "$Lx_domaintoken" "$Lx_domaintoken_v"
   fi