diff --git a/meta/site/arm-linux b/meta/site/arm-linux
index 87b45eb411..2f4974b81b 100644
--- a/meta/site/arm-linux
+++ b/meta/site/arm-linux
@@ -139,9 +139,6 @@ samba_cv_USE_SETREUID=${samba_cv_USE_SETREUID=yes}
 samba_cv_USE_SETUIDX=${samba_cv_USE_SETUIDX=yes}
 samba_cv_LINUX_LFS_SUPPORT=${samba_cv_LINUX_LFS_SUPPORT=yes}
 
-# enca
-yeti_cv_func_scanf_modif_size_t=yes
-
 # clamav
 clamav_av_func_working_snprintf_long=${clamav_av_func_working_snprintf_long=yes}
 clamav_av_have_in_port_t=${clamav_av_have_in_port_t=yes}
diff --git a/meta/site/ix86-common b/meta/site/ix86-common
index c6634661f2..f89835da1a 100644
--- a/meta/site/ix86-common
+++ b/meta/site/ix86-common
@@ -74,9 +74,6 @@ ac_cv_func_posix_getpwnam_r=${ac_cv_func_posix_getpwnam_r=yes}
 dpkg_cv_va_copy=${ac_cv_va_copy=no}
 dpkg_cv___va_copy=${ac_cv___va_copy=yes}
 
-# enca
-yeti_cv_func_scanf_modif_size_t=yes
-
 # ettercap
 ettercap_cv_type_socklen_t=${ettercap_cv_type_socklen_t=yes}