diff --git a/Makefile b/Makefile
index f60ae0a..d06b182 100644
--- a/Makefile
+++ b/Makefile
@@ -68,7 +68,7 @@ PACKAGE_DIR = ./package
 # OPENSSL_DIR = ./openssl-1.0.0-beta2
 OPENSSL_DIR = ./openssl-0.9.8k
 
-TARGET_LIB  = lib_gen_id.a
+TARGET_LIB  = libgenid.a
 
 TARGET	    = gen_id
 
diff --git a/tools/merge_lib_objs.plx b/tools/merge_lib_objs.plx
index b5832b0..619dd07 100644
--- a/tools/merge_lib_objs.plx
+++ b/tools/merge_lib_objs.plx
@@ -1,19 +1,36 @@
 #!/usr/bin/perl -w
 use strict;
 
+my $lib_name = "../libgenid.a";
+
+my @lib_list = 
+(
+	"../openssl-0.9.8k/libcrypto.a",
+	"../openssl-0.9.8k/libssl.a",
+);
+
+# move work directory
 print "cd dep_objs/\n";
 chdir 'dep_objs';
 
-print "ar x ../openssl-0.9.8k/libcrypto.a\n";
-system "ar", "x", "../openssl-0.9.8k/libcrypto.a";
+# merge lib
+foreach ( @lib_list )
+{
+	print "ar x $_\n";
+	system "ar", "x", $_;
+	if ( /libnf(.*)\.a/ )
+	{
+		print "mv sys-unix.o sys-unix-$1.o\n";
+		system "mv", "sys-unix.o", "sys-unix-$1.o";
+	}
+	&merge_obj;
+}
 
-print "ar x ../openssl-0.9.8k/libssl.a\n";
-system "ar", "x", "../openssl-0.9.8k/libssl.a";
-
-my @object_files = glob "*.o";
-
-print "ar rcs ../lib_gen_id.a @object_files\n";
-system "ar", "rcs", "../lib_gen_id.a", @object_files;
-
-print "rm @object_files\n";
-system "rm", @object_files;
+sub merge_obj
+{
+	my @object_files = glob "*.o";
+	print "ar rcs $lib_name @object_files\n";
+	system "ar", "rcs", $lib_name, @object_files;
+	print "rm *.o\n";
+	system "rm", @object_files;
+}
diff --git a/tools/merge_lib_objs_hsm.plx b/tools/merge_lib_objs_hsm.plx
index 263cacf..a721956 100644
--- a/tools/merge_lib_objs_hsm.plx
+++ b/tools/merge_lib_objs_hsm.plx
@@ -1,45 +1,40 @@
 #!/usr/bin/perl -w
 use strict;
-
+
+my $lib_name = "../libgenid.a";
+
+my @lib_list = 
+(
+	"../openssl-0.9.8k/libcrypto.a",
+	"../openssl-0.9.8k/libssl.a",
+	"/opt/nfast/c/ctd/gcc/lib/libnflog.a",
+	"/opt/nfast/c/ctd/gcc/lib/libcutils.a",
+	"/opt/nfast/c/ctd/gcc/lib/libnfstub.a",
+	"/opt/nfast/c/ctd/gcc/lib/libnfkm.a"
+);
+
+# move work directory
 print "cd dep_objs/\n";
 chdir 'dep_objs';
 
-# openssl
-print "ar x ../openssl-0.9.8k/libcrypto.a\n";
-system "ar", "x", "../openssl-0.9.8k/libcrypto.a";
-
-print "ar x ../openssl-0.9.8k/libssl.a\n";
-system "ar", "x", "../openssl-0.9.8k/libssl.a";
+# merge lib
+foreach ( @lib_list )
+{
+	print "ar x $_\n";
+	system "ar", "x", $_;
+	if ( /libnf(.*)\.a/ )
+	{
+		print "mv sys-unix.o sys-unix-$1.o\n";
+		system "mv", "sys-unix.o", "sys-unix-$1.o";
+	}
+	&merge_obj;
+}
 
-# hsm
-print "ar x /opt/nfast/c/ctd/gcc/lib/libchknfast.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libchknfast.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/libnfhwcrhk.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libnfhwcrhk.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/libnfkm.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libnfkm.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/libnfkma.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libnfkma.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/librqcard.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/librqcard.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/libnfstub.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libnfstub.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/libnflog.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libnflog.a";
-
-print "ar x /opt/nfast/c/ctd/gcc/lib/libcutils.a\n";
-system "ar", "x", "/opt/nfast/c/ctd/gcc/lib/libcutils.a";
-
-my @object_files = glob "*.o";
-
-print "ar rcs ../lib_gen_id.a @object_files\n";
-system "ar", "rcs", "../lib_gen_id.a", @object_files;
-
-print "rm *.o\n";
-system "rm", @object_files;
+sub merge_obj
+{
+	my @object_files = glob "*.o";
+	print "ar rcs $lib_name @object_files\n";
+	system "ar", "rcs", $lib_name, @object_files;
+	print "rm *.o\n";
+	system "rm", @object_files;
+}