diff --git a/meta/site/nios2-linux b/meta/site/nios2-linux
index 57c3f5b988..876853925d 100644
--- a/meta/site/nios2-linux
+++ b/meta/site/nios2-linux
@@ -163,13 +163,7 @@ dpkg_cv___va_copy=${ac_cv___va_copy=yes}
 
 # eds-dbus
 ac_cv_libiconv_utf8=${ac_cv_libiconv_utf8=yes}
-ac_cv_func_getpgrp_void=yes
-ac_cv_func_setpgrp_void=yes
-ac_cv_func_setgrent_void=yes
-ac_cv_func_malloc_0_nonnull=yes
-ac_cv_func_malloc_works=yes
-ac_cv_func_posix_getpwuid_r=${ac_cv_func_posix_getpwuid_r=yes}
-ac_cv_func_posix_getgrgid_r=${ac_cv_func_posix_getgrgid_r=yes}
+
 ac_cv_func_setvbuf_reversed=no
 ac_cv_sizeof___int64=${ac_cv_sizeof___int64=0}
 ac_cv_sizeof_char=${ac_cv_sizeof_char=1}