make failed

[w3ricardo]

I can´t get make to work:

~/Dev/hashkill-0.2.3b$ make
Making all in src
make[1]: Entering directory '/home/ricardo/Dev/hashkill-0.2.3b/src'
Making all in plugins
make[2]: Entering directory '/home/ricardo/Dev/hashkill-0.2.3b/src/plugins'
gcc plugin.c md5.c -o md5.so -Wall -I../ -shared -O2 -fpic -fomit-frame-pointer -minline-all-stringops -Wall
/usr/bin/ld: /tmp/ccvncfPL.o:(.bss+0xf0): multiple definition of `hash_add_username'; /tmp/cchqEWzM.o:(.bss+0xf0): first defined here
...
collect2: error: ld returned 1 exit status
make[2]: *** [Makefile:20: plugin_md5] Error 1
make[2]: Leaving directory '/home/ricardo/Dev/hashkill-0.2.3b/src/plugins'
make[1]: *** [Makefile:425: all-recursive] Error 1
make[1]: Leaving directory '/home/ricardo/Dev/hashkill-0.2.3b/src'
make: *** [Makefile:203: all-recursive] Error 1

Full output for ./configure and make attached.
0 hashkill.txt