4 files changed, 8 insertions, 0 deletions
diff --git a/lib/libc/stdio/getwc.c b/lib/libc/stdio/getwc.c
index e133868f0b9f..ba5ab6011bfd 100644
--- a/lib/libc/stdio/getwc.c
+++ b/lib/libc/stdio/getwc.c
@@ -34,6 +34,8 @@ __FBSDID("$FreeBSD$");
 #include "libc_private.h"
 #include "local.h"
 
+#undef getwc
+
 /*
  * Synonym for fgetwc(). The only difference is that getwc(), if it is a
  * macro, may evaluate `fp' more than once.
diff --git a/lib/libc/stdio/getwchar.c b/lib/libc/stdio/getwchar.c
index 491ff9b7ffec..79dd7bc4b33b 100644
--- a/lib/libc/stdio/getwchar.c
+++ b/lib/libc/stdio/getwchar.c
@@ -34,6 +34,8 @@ __FBSDID("$FreeBSD$");
 #include "libc_private.h"
 #include "local.h"
 
+#undef getwchar
+
 /*
  * Synonym for fgetwc(stdin).
  */
diff --git a/lib/libc/stdio/putwc.c b/lib/libc/stdio/putwc.c
index e26102a663f2..8fe065bdfe32 100644
--- a/lib/libc/stdio/putwc.c
+++ b/lib/libc/stdio/putwc.c
@@ -34,6 +34,8 @@ __FBSDID("$FreeBSD$");
 #include "libc_private.h"
 #include "local.h"
 
+#undef putwc
+
 /*
  * Synonym for fputwc(). The only difference is that putwc(), if it is a
  * macro, may evaluate `fp' more than once.
diff --git a/lib/libc/stdio/putwchar.c b/lib/libc/stdio/putwchar.c
index 569ab92820b8..55030713c752 100644
--- a/lib/libc/stdio/putwchar.c
+++ b/lib/libc/stdio/putwchar.c
@@ -34,6 +34,8 @@ __FBSDID("$FreeBSD$");
 #include "libc_private.h"
 #include "local.h"
 
+#undef putwchar
+
 /*
  * Synonym for fputwc(wc, stdout).
  */