diff --git a/legacy/eina/configure.ac b/legacy/eina/configure.ac
index b3262d7d16..0702be82ab 100644
--- a/legacy/eina/configure.ac
+++ b/legacy/eina/configure.ac
@@ -358,7 +358,7 @@ AC_HEADER_ASSERT
 AC_HEADER_DIRENT
 AC_HEADER_TIME
 EFL_CHECK_PATH_MAX
-AC_CHECK_HEADERS([unistd.h libgen.h inttypes.h stdint.h])
+AC_CHECK_HEADERS([unistd.h libgen.h inttypes.h stdint.h sys/types.h])
 
 if test "x${ac_cv_header_inttypes_h}" = "xyes" ; then
    EINA_CONFIGURE_HAVE_INTTYPES_H="#define EINA_HAVE_INTTYPES_H"
diff --git a/legacy/eina/src/lib/eina_main.c b/legacy/eina/src/lib/eina_main.c
index f7d2559459..fe9f8bc221 100644
--- a/legacy/eina/src/lib/eina_main.c
+++ b/legacy/eina/src/lib/eina_main.c
@@ -29,8 +29,10 @@
 #endif
 
 #ifdef EFL_HAVE_THREADS
-# if !(defined(_WIN32_WCE)) && !(defined(_WIN32))
+# ifdef HAVE_SYS_TYPES_H
 #  include <sys/types.h>
+# endif
+# ifdef HAVE_UNISTD_H
 #  include <unistd.h>
 # endif
 #endif