diff --git a/mach/sparc/libsys/LIST b/mach/sparc/libsys/LIST
index bb9583b3b..77e8ffbe0 100644
--- a/mach/sparc/libsys/LIST
+++ b/mach/sparc/libsys/LIST
@@ -104,7 +104,6 @@ mknod.s
 mmap.s
 mount.s
 mprotect.s
-msync.s
 munmap.s
 nfssvc.s
 nice.c
@@ -161,6 +160,7 @@ stime.c
 stty.c
 swapon.s
 symlink.s
+sync.s
 tell.c
 time.c
 times.c
diff --git a/mach/sparc/libsys/sync.s b/mach/sparc/libsys/sync.s
new file mode 100644
index 000000000..6acbba9f8
--- /dev/null
+++ b/mach/sparc/libsys/sync.s
@@ -0,0 +1,3 @@
+#include "SYS.h"
+
+SYS_call_0(sync)
diff --git a/mach/sparc/libsys/syscall.h b/mach/sparc/libsys/syscall.h
index 0cc60ca58..3c3c17bc1 100644
--- a/mach/sparc/libsys/syscall.h
+++ b/mach/sparc/libsys/syscall.h
@@ -32,6 +32,7 @@
 #define SYS_profil 44
 #define SYS_getgid 47
 #define SYS_acct 51
+#define SYS_mctl 53
 #define SYS_ioctl 54
 #define SYS_reboot 55
 #define SYS_symlink 57
@@ -113,11 +114,15 @@
 #define SYS_setrlimit 145
 #define SYS_killpg 146
 #define SYS_getsockname 150
+#define SYS_getmsg 151
+#define SYS_putmsg 152
+#define SYS_poll 153
 #define SYS_nfssvc 155
 #define SYS_getdirentries 156
 #define SYS_statfs 157
 #define SYS_fstatfs 158
 #define SYS_umount 159
+#define SYS_unmount 159
 #define SYS_async_daemon 160
 #define SYS_getfh 161
 #define SYS_getdomainname 162
@@ -129,3 +134,6 @@
 #define SYS_semsys 169
 #define SYS_msgsys 170
 #define SYS_shmsys 171
+#define SYS_getdents 174
+#define SYS_fchdir 176
+#define SYS_fchroot 177
diff --git a/mach/sparc/libsys/unmount.s b/mach/sparc/libsys/unmount.s
index bbe4f629f..43c3c9211 100644
--- a/mach/sparc/libsys/unmount.s
+++ b/mach/sparc/libsys/unmount.s
@@ -1,3 +1,8 @@
 #include "SYS.h"
 
-SYS_call_1(unmount)
+.globl _unmount
+
+SYS_call_1(umount)
+
+_unmount:	
+	b	_umount