diff --git a/configure.in b/configure.in
index 3e73963..156f6db 100644
--- a/configure.in
+++ b/configure.in
@@ -372,7 +372,7 @@
 
 if test "$os" = "FreeBSD"; then
    defs="$defs -DFREEBSD"
-   antispam_libs="-lz -lm -lcrypto -lssl"
+   antispam_libs="-lz -lm -lcrypto -lssl -liconv"
    MAKE="gmake"
 fi
 
diff --git a/src/extract.c b/src/extract.c
index d4b5e52..01ac1d1 100644
--- a/src/extract.c
+++ b/src/extract.c
@@ -9,6 +9,7 @@
 #include <dirent.h>
 #include <fcntl.h>
 #include <ctype.h>
+#include <signal.h>
 #include <piler.h>
 
 #ifdef HAVE_ZIP