diff --git a/configure b/configure
index 7e457915ea..ff56784c9d 100755
--- a/configure
+++ b/configure
@@ -5179,7 +5179,6 @@ re-running configure" "$LINENO" 5
 fi
         { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LOC" >&5
 $as_echo "$LOC" >&6; }
-        aros_host_cflags="$aros_host_cflags $aros_host_cc_pipe"
         aros_host_arch="darwin"
         host_cc_elf=no
         if [ -z ${SED+x} ]; then SED="gsed"; fi
@@ -5203,8 +5202,22 @@ $as_echo "$as_me: WARNING: \"Unknown CPU for Darwin host -- $host_cpu\"" >&2;}
                 ;;
         esac
 
-        aros_host_ldflags="$aros_host_ldflags -liconv"
+                aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/usr/local/include/||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/usr/local/include||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/local/include/||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/local/include||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/pkg/include/||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/pkg/include||g'`"
+        aros_host_cflags="$aros_host_cflags $aros_host_cc_pipe"
 
+                aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/usr/local/lib/||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/usr/local/lib||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/local/lib/||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/local/lib||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/pkg/lib/||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/pkg/lib||g'`"
+
+        aros_host_ldflags="$aros_host_ldflags -liconv"
         ;;
 
     dragonfly*)
diff --git a/configure.in b/configure.in
index 4b6ae5806f..8019bd771f 100644
--- a/configure.in
+++ b/configure.in
@@ -352,7 +352,6 @@ case "$host_os" in
 please run 'xcode-select --install' before
 re-running configure])])
         AC_MSG_RESULT($LOC)
-        aros_host_cflags="$aros_host_cflags $aros_host_cc_pipe"
         aros_host_arch="darwin"
         host_cc_elf=no
         if [[ -z ${SED+x} ]]; then SED="gsed"; fi
@@ -375,8 +374,24 @@ re-running configure])])
                 ;;
         esac
 
-        aros_host_ldflags="$aros_host_ldflags -liconv"
+        dnl Strip out the unsupported include paths...
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/usr/local/include/||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/usr/local/include||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/local/include/||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/local/include||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/pkg/include/||g'`"
+        aros_host_cflags="`echo "$aros_host_cflags" | sed 's|-I/opt/pkg/include||g'`"
+        aros_host_cflags="$aros_host_cflags $aros_host_cc_pipe"
 
+        dnl Strip out the unsupported library paths...
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/usr/local/lib/||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/usr/local/lib||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/local/lib/||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/local/lib||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/pkg/lib/||g'`"
+        aros_host_ldflags="`echo "$aros_host_ldflags" | sed 's|-L/opt/pkg/lib||g'`"
+
+        aros_host_ldflags="$aros_host_ldflags -liconv"
         ;;
 
     dragonfly*)