Tried following, What is next step ? Thanks Glenn # ll /tmp/reiser4progs-1.1.0/include/misc/misc.h /tmp/reiser4progs-1.1.0/demos/busy.h -rw-r--r-- 1 root users 1409 Jan 9 2009 /tmp/reiser4progs-1.1.0/demos/busy.h -rw-r--r-- 1 root users 1873 Jan 9 2009 /tmp/reiser4progs-1.1.0/include/misc/misc.h # gcc -I/tmp/reiser4progs-1.1.0/demos/ -I/tmp/reiser4progs-1.1.0/include/ ls.c /usr/lib64/gcc/x86_64-suse-linux/4.8/../../../../lib64/crt1.o: In function `_start': /home/abuild/rpmbuild/BUILD/glibc-2.19/csu/../sysdeps/x86_64/start.S:118: undefined reference to `main' /tmp/ccquggTV.o: In function `ls_cmd': ls.c:(.text+0x46): undefined reference to `aal_exception_throw' ls.c:(.text+0x7a): undefined reference to `aal_exception_throw' ls.c:(.text+0xb2): undefined reference to `reiser4_semantic_open' ls.c:(.text+0xe4): undefined reference to `aal_exception_throw' ls.c:(.text+0x117): undefined reference to `reiser4_print_key' ls.c:(.text+0x14d): undefined reference to `reiser4_object_readdir' ls.c:(.text+0x171): undefined reference to `reiser4_print_key' ls.c:(.text+0x192): undefined reference to `reiser4_object_close' collect2: error: ld returned 1 exit status # which ld /usr/bin/ld # ld -v GNU ld (GNU Binutils; openSUSE 13.1) 2.23.2 -- To unsubscribe from this list: send the line "unsubscribe reiserfs-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html