generic.fns: fix duplicate compiler detection

"sum" on NetBSD outputs the filename - that's why `sum cc` and `sum gcc` where
*always* different :-)

diff --git a/generic.fns b/generic.fns
index 702f830cb59f34618d0834024e6e27c96c3bec76..a19abdfb7623f2ba1fd63109ed33add111c027e6 100644 (file)
--- a/generic.fns
+++ b/generic.fns
@@ -20,7 +20,7 @@ for compiler in gcc cc icc; do
 
     # We do not want to build with the same compiler twice
     # cc is a symlink to gcc on some systems
-    cur_compiler_sum="`sum $path`"
+    cur_compiler_sum="`sum $path | sed 's/ .*//'`"
     test x"$cur_compiler_sum" = x"" && {
        cur_compiler_sum="$path"
     }