diff --git a/libc/stdio/printf.c b/libc/stdio/printf.c
index 566c9c1..a334609 100644
--- a/libc/stdio/printf.c
+++ b/libc/stdio/printf.c
@@ -147,16 +147,6 @@ static inline void _out_null(char character, void* buffer, size_t idx, size_t ma
 }
 
 
-// internal _putchar wrapper
-static inline void _out_char(char character, void* buffer, size_t idx, size_t maxlen)
-{
-  (void)buffer; (void)idx; (void)maxlen;
-  if (character) {
-    console_putchar(character);
-  }
-}
-
-
 // internal output function wrapper
 static inline void _out_fct(char character, void* buffer, size_t idx, size_t maxlen)
 {
@@ -861,17 +851,6 @@ static int _vsnprintf(out_fct_type out, char* buffer, const size_t maxlen, const
 
 ///////////////////////////////////////////////////////////////////////////////
 
-int printf_(const char* format, ...)
-{
-  va_list va;
-  va_start(va, format);
-  char buffer[1];
-  const int ret = _vsnprintf(_out_char, buffer, (size_t)-1, format, va);
-  va_end(va);
-  return ret;
-}
-
-
 int sprintf_(char* buffer, const char* format, ...)
 {
   va_list va;
@@ -892,13 +871,6 @@ int snprintf_(char* buffer, size_t count, const char* format, ...)
 }
 
 
-int vprintf_(const char* format, va_list va)
-{
-  char buffer[1];
-  return _vsnprintf(_out_char, buffer, (size_t)-1, format, va);
-}
-
-
 int vsnprintf_(char* buffer, size_t count, const char* format, va_list va)
 {
   return _vsnprintf(_out_buffer, buffer, count, format, va);
diff --git a/libc/stdio/printf.h b/libc/stdio/printf.h
index 6104ccf..3d7c360 100644
--- a/libc/stdio/printf.h
+++ b/libc/stdio/printf.h
@@ -41,26 +41,6 @@ extern "C" {
 #endif
 
 
-/**
- * Output a character to a custom device like UART, used by the printf() function
- * This function is declared here only. You have to write your custom implementation somewhere
- * \param character Character to output
- */
-void _putchar(char character);
-
-
-/**
- * Tiny printf implementation
- * You have to implement _putchar if you use printf()
- * To avoid conflicts with the regular printf() API it is overridden by macro defines
- * and internal underscore-appended functions like printf_() are used
- * \param format A string that specifies the format of the output
- * \return The number of characters that are written into the array, not counting the terminating null character
- */
-#define printf printf_
-int printf_(const char* format, ...);
-
-
 /**
  * Tiny sprintf implementation
  * Due to security reasons (buffer overflow) YOU SHOULD CONSIDER USING (V)SNPRINTF INSTEAD!
@@ -88,16 +68,6 @@ int  snprintf_(char* buffer, size_t count, const char* format, ...);
 int vsnprintf_(char* buffer, size_t count, const char* format, va_list va);
 
 
-/**
- * Tiny vprintf implementation
- * \param format A string that specifies the format of the output
- * \param va A value identifying a variable arguments list
- * \return The number of characters that are WRITTEN into the buffer, not counting the terminating null character
- */
-#define vprintf vprintf_
-int vprintf_(const char* format, va_list va);
-
-
 /**
  * printf with output function
  * You may use this as dynamic alternative to printf() with its fixed _putchar() output