Index: uspace/lib/softint/include/comparison.h
===================================================================
--- uspace/lib/softint/include/comparison.h	(revision 27a8d1d3d84019ea6547c3b91398a951c91e2890)
+++ uspace/lib/softint/include/comparison.h	(revision 80445cfd29feacaacb22e6ae84c99651d87214b2)
@@ -38,8 +38,8 @@
 
 /* Signed comparison (a < b => 0, a == b => 1, a > b => 2). */
-int __cmpdi2 (long long a, long long b);
+extern int __cmpdi2(long long, long long);
 
 /* Unsigned comparison (a < b => 0, a == b => 1, a > b => 2). */
-int __ucmpdi2 (unsigned long long a, unsigned long long b);
+extern int __ucmpdi2(unsigned long long, unsigned long long);
 
 #endif