[libc] Add abs()

Signed-off-by: Michael Brown <mcb30@ipxe.org>
ipxe · Jan 12, 2014 · 26f782b · 26f782b
1 parent 97fd5cc
commit 26f782b
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/include/stdlib.h b/src/include/stdlib.h
@@ -93,6 +93,10 @@ static inline void srand ( unsigned int seed ) {
  ****************************************************************************
  */
 
+static inline __attribute__ (( always_inline )) int abs ( int value ) {
+	return __builtin_abs ( value );
+}
+
 extern int system ( const char *command );
 extern __asmcall int main ( void );