diff --git a/emul.map b/emul.map
index d69a13f..6f48c23 100644
--- a/emul.map
+++ b/emul.map
@@ -3,7 +3,6 @@ munmap		emul_munmap
 madvise		emul_madvise
 setpriority	emul_setpriority
 execve		emul_execve
-__errno		emul__errno
 __getrusage50	emul__getrusage50
 __vfork14	emul__vfork14
 __fork		emul__fork
diff --git a/errno.map b/errno.map
new file mode 100644
index 0000000..165bd62
--- /dev/null
+++ b/errno.map
@@ -0,0 +1 @@
+__errno		emul__errno
diff --git a/mkremote.sh b/mkremote.sh
index b80b2c6..d9b61f8 100755
--- a/mkremote.sh
+++ b/mkremote.sh
@@ -33,6 +33,7 @@ objcopy --redefine-syms=readwrite.map ${OBJDIR}/tmp1_${NAME}.o
 objcopy --redefine-syms=emul.map ${OBJDIR}/tmp1_${NAME}.o
 objcopy --redefine-syms=netbsd.map ${OBJDIR}/tmp1_${NAME}.o
 ${CC} ${LDFLAGS} -Wl,-r -nostdlib -Wl,-dc ${OBJDIR}/tmp1_${NAME}.o _lwp.o readwrite.o -o ${OBJDIR}/tmp2_${NAME}.o  2>/dev/null
+objcopy --redefine-syms=errno.map ${OBJDIR}/tmp2_${NAME}.o
 objcopy -w --localize-symbol='*' ${OBJDIR}/tmp2_${NAME}.o
 objcopy -w --globalize-symbol='_netbsd_*' ${OBJDIR}/tmp2_${NAME}.o
 
diff --git a/mkrun.sh b/mkrun.sh
index 660319b..a36749f 100755
--- a/mkrun.sh
+++ b/mkrun.sh
@@ -33,6 +33,7 @@ objcopy --redefine-syms=readwrite.map ${OBJDIR}/tmp1_${NAME}.o
 objcopy --redefine-syms=emul.map ${OBJDIR}/tmp1_${NAME}.o
 objcopy --redefine-syms=netbsd.map ${OBJDIR}/tmp1_${NAME}.o
 ${CC} ${LDFLAGS} -Wl,-r -nostdlib -Wl,-dc ${OBJDIR}/tmp1_${NAME}.o _lwp.o readwrite.o -o ${OBJDIR}/tmp2_${NAME}.o  2>/dev/null
+objcopy --redefine-syms=errno.map ${OBJDIR}/tmp2_${NAME}.o
 objcopy -w --localize-symbol='*' ${OBJDIR}/tmp2_${NAME}.o
 objcopy -w --globalize-symbol='_netbsd_*' ${OBJDIR}/tmp2_${NAME}.o