diff --git a/meta/site/common-uclibc b/meta/site/common-uclibc
index 178015f02e..bdad0e9dc6 100644
--- a/meta/site/common-uclibc
+++ b/meta/site/common-uclibc
@@ -33,3 +33,8 @@ ac_cv_va_copy=${ac_cv_va_copy=yes}
 ac_cv___va_copy=${ac_cv___va_copy=yes}
 ac_cv_func_va_copy=${ac_cv_func_va_copy=yes}
 ac_cv_func___va_copy=${ac_cv_func___va_copy=yes}
+
+# posix_getpwuid_r posix_getgrgid_r posix_getpwnam_r
+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_posix_getpwnam_r=${ac_cv_func_posix_getpwnam_r=yes}
diff --git a/meta/site/powerpc-linux b/meta/site/powerpc-linux
index ac681b2143..a9f89cb5d4 100644
--- a/meta/site/powerpc-linux
+++ b/meta/site/powerpc-linux
@@ -8,7 +8,6 @@ lf_cv_sane_realloc=yes
 glib_cv_stack_grows=${glib_cv_stack_grows=no}
 glib_cv_uscore=${glib_cv_uscore=no}
 glib_cv_va_val_copy=${glib_cv_va_val_copy=yes}
-ac_cv_func_getpwuid_r=${ac_cv_func_getpwuid_r=yes}
 
 # lftp
 lftp_cv_va_val_copy=${lftp_cv_va_val_copy=yes}