diff --git a/sh/code.awk b/sh/code.awk
index 3d1db60..51afc9b 100644
--- a/sh/code.awk
+++ b/sh/code.awk
@@ -46,9 +46,9 @@ BEGIN {
     RE_SHEBANG = RE_BEGIN "#!" RE_SPACES RE_ANY RE_END
     RE_VARIABLE = RE_BEGIN RE_VAR RE_SET RE_END
 
-    match_alias = 0
-    command = 0
     f = ""
+    match_alias = 0
+    match_command = 0
     reset()
     module = 0
 }
@@ -135,7 +135,7 @@ BEGIN {
         } else if (match($0, RE_COMMAND, m)) {
             append("/ " m[1])
             if (m[1] == target) {
-                command = 1
+                match_command = 1
             }
         # set
         } else if (match($0, RE_CONSTANT, m)) {
@@ -162,7 +162,7 @@ BEGIN {
             if (match_alias) {
                 print "= " target
                 output(f, "function")
-            } else if (command) {
+            } else if (match_command) {
                 print "/ " target
                 output(f, "function")
             } else if (f == target) {