diff --git a/lib/syslib/sys_memset.c b/lib/syslib/sys_memset.c
index 3386c0e08..c1c98ab11 100644
--- a/lib/syslib/sys_memset.c
+++ b/lib/syslib/sys_memset.c
@@ -7,9 +7,9 @@ PUBLIC int sys_memset(char c, phys_bytes base, phys_bytes bytes)
 
   if (bytes == 0L) return(OK);
 
-  mess.MEM_CHAR = c;
   mess.MEM_PTR = (char *) base;
   mess.MEM_COUNT   = bytes;
+  mess.MEM_PATTERN = c;
 
   return(_taskcall(SYSTASK, SYS_MEMSET, &mess));
 }
diff --git a/lib/syslib/sys_svrctl.c b/lib/syslib/sys_svrctl.c
index 7fa2a1d9f..16b1bc667 100644
--- a/lib/syslib/sys_svrctl.c
+++ b/lib/syslib/sys_svrctl.c
@@ -9,5 +9,5 @@ int sys_svrctl(int proc, int request, int priv, vir_bytes argp)
   m.CTL_MM_PRIV = priv;
   m.CTL_ARG_PTR = (char *) argp;
 
-  return _taskcall(SYSTASK, SYS_SVRCTL, &m);
+  return _taskcall(SYSTASK, SYS_PRIVCTL, &m);
 }
diff --git a/lib/sysutil/kputc.c b/lib/sysutil/kputc.c
index 242a4b22b..708579819 100644
--- a/lib/sysutil/kputc.c
+++ b/lib/sysutil/kputc.c
@@ -5,9 +5,8 @@
  * reviewed at a later time. 
  *
  * This routine can only be used by servers and device drivers.  The kernel
- * must define its own kputc(). Note that the IS also defines its own kputc()
- * to directly call the TTY instead of the kernel, because it does not want
- * to pollute the kernel message buffer with its debug dumps. 
+ * must define its own kputc(). Note that the log driver also defines its own 
+ * kputc() to directly call the TTY instead of going through this library.
  */
 
 #include "sysutil.h"