Index: uspace/lib/c/include/assert.h
===================================================================
--- uspace/lib/c/include/assert.h	(revision 202f57b62cc63567ddf782a70c1504e930277141)
+++ uspace/lib/c/include/assert.h	(revision b9e3aa3fe40f91fd4973778e5692861a1f04b7f9)
@@ -40,5 +40,5 @@
  *
  * If NDEBUG is not set, the assert() macro
- * evaluates expr and if it is false prints 
+ * evaluates expr and if it is false prints
  * error message and terminate program.
  *
@@ -47,16 +47,10 @@
  */
 
-#include <stdio.h>
-#include <stdlib.h>
-
 #ifndef NDEBUG
 
 #define assert(expr) \
 	do { \
-		if (!(expr)) { \
-			printf("Assertion failed (%s) at file '%s', " \
-			    "line %d.\n", #expr, __FILE__, __LINE__); \
-			abort(); \
-		} \
+		if (!(expr)) \
+			assert_abort(#expr, __FILE__, __LINE__); \
 	} while (0)
 
@@ -67,4 +61,7 @@
 #endif /* NDEBUG */
 
+extern void assert_abort(const char *, const char *, unsigned int)
+    __attribute__((noreturn));
+
 #endif