diff --git a/aegisub/configure.in b/aegisub/configure.in
index 92c33ca01..db00c6f50 100644
--- a/aegisub/configure.in
+++ b/aegisub/configure.in
@@ -41,23 +41,14 @@ AC_CANONICAL_HOST
 
 
 ###########################
-# Check target architecture
+# Check host architecture
 ###########################
-AC_MSG_CHECKING([for target architecture])
-case x"$target" in
-  xNONE | x)
-    target_or_host="$host" ;;
-  *)
-    target_or_host="$target" ;;
-esac
-AC_MSG_RESULT([$target_or_host])
-
 build_darwin="no"
 build_linux="no"
 build_bsd="no"
 build_default="no"
 
-case "$target_or_host" in
+case "$host" in
   *-*-darwin*)
     build_darwin="yes"
   ;;
@@ -77,7 +68,7 @@ case "$target_or_host" in
     ;;
 esac
 
-case "$target_or_host" in
+case "$host" in
   ppc-*-* | powerpc-*)
     arch_ppc="yes"
     arch_bundle="ppc"
@@ -107,7 +98,7 @@ if test "$build_darwin" = "yes"; then
 fi
 
 # Used for universalchardet.
-AC_AGI_MDCPUCFG($target_or_host)
+AC_AGI_MDCPUCFG($host)
 
 
 AC_SUBST(build_bsd)