Index: uspace/lib/c/arch/ia64/src/stacktrace.c
===================================================================
--- uspace/lib/c/arch/ia64/src/stacktrace.c	(revision 38d150e6238ab44c861f6486e46454e07caeb0f0)
+++ uspace/lib/c/arch/ia64/src/stacktrace.c	(revision b7fd2a02e4161f4edd38548e7f8456b8021549be)
@@ -47,5 +47,5 @@
 }
 
-int stacktrace_fp_prev(stacktrace_t *st, uintptr_t fp, uintptr_t *prev)
+errno_t stacktrace_fp_prev(stacktrace_t *st, uintptr_t fp, uintptr_t *prev)
 {
 	(void) st; (void) fp; (void) prev;
@@ -53,5 +53,5 @@
 }
 
-int stacktrace_ra_get(stacktrace_t *st, uintptr_t fp, uintptr_t *ra)
+errno_t stacktrace_ra_get(stacktrace_t *st, uintptr_t fp, uintptr_t *ra)
 {
 	(void) st; (void) fp; (void) ra;