diff --git a/configure b/configure
index dbd10332..6c4d2e94 100755
--- a/configure
+++ b/configure
@@ -12149,6 +12149,27 @@ if test "$enable_pcre" != "no"; then
   fi
 
 
+  if test "x$CFLAGS" = "x"; then
+    test "x$verbose" = "xyes" && echo "  setting CFLAGS to \"-DPCRE_STATIC\""
+    CFLAGS="-DPCRE_STATIC"
+  else
+    ats_addto_bugger="-DPCRE_STATIC"
+    for i in $ats_addto_bugger; do
+      ats_addto_duplicate="0"
+      for j in $CFLAGS; do
+        if test "x$i" = "x$j"; then
+          ats_addto_duplicate="1"
+          break
+        fi
+      done
+      if test $ats_addto_duplicate = "0"; then
+        test "x$verbose" = "xyes" && echo "  adding \"$i\" to CFLAGS"
+        CFLAGS="$CFLAGS $i"
+      fi
+    done
+  fi
+
+
   if test "x$LDFLAGS" = "x"; then
     test "x$verbose" = "xyes" && echo "  setting LDFLAGS to \"-L${pcre_ldflags}\""
     LDFLAGS="-L${pcre_ldflags}"
diff --git a/m4/pcre.m4 b/m4/pcre.m4
index 4123b63b..4d965bc7 100644
--- a/m4/pcre.m4
+++ b/m4/pcre.m4
@@ -129,6 +129,7 @@ if test "$enable_pcre" != "no"; then
   pcre_have_libs=0
   if test "$pcre_base_dir" != "/usr"; then
     TS_ADDTO(CFLAGS, [-I${pcre_include}])
+    TS_ADDTO(CFLAGS, [-DPCRE_STATIC])
     TS_ADDTO(LDFLAGS, [-L${pcre_ldflags}])
     TS_ADDTO_RPATH(${pcre_ldflags})
   fi
diff --git a/src/http.c b/src/http.c
index 77c3beb1..742a1cec 100644
--- a/src/http.c
+++ b/src/http.c
@@ -23,11 +23,17 @@
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <stdio.h>
 #include <stdlib.h> /* malloc() */
 #include <string.h> /* strncpy() */
 #include <strings.h> /* strncasecmp() */
 #include <ctype.h> /* isblank() */
+
 #include "http.h"
 #include "protocol.h"
 
diff --git a/src/rule.c b/src/rule.c
index e07481b6..df5456de 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -24,9 +24,18 @@
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <stdio.h>
 #include <string.h>
 
+#ifdef __MINGW32__
+extern void ss_error(const char *s);
+#endif
+
 #include "rule.h"
 #include "utils.h"
 
diff --git a/src/rule.h b/src/rule.h
index 72a6bae7..015bc42b 100644
--- a/src/rule.h
+++ b/src/rule.h
@@ -31,7 +31,6 @@
 #include "config.h"
 #endif
 
-#include <libcork/core.h>
 #include <libcork/ds.h>
 
 #ifdef HAVE_PCRE_H
@@ -56,5 +55,4 @@ void remove_rule(rule_t *);
 rule_t *new_rule();
 int accept_rule_arg(rule_t *, const char *);
 
-
 #endif
diff --git a/src/tls.c b/src/tls.c
index f611a63b..dabaf453 100644
--- a/src/tls.c
+++ b/src/tls.c
@@ -28,10 +28,20 @@
  * extension.  This was created based primarily on Wireshark dissection of a
  * TLS handshake and RFC4366.
  */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <stdio.h>
 #include <stdlib.h> /* malloc() */
 #include <string.h> /* strncpy() */
+
+#ifndef __MINGW32__
 #include <sys/socket.h>
+#else
+#include <win32.h>
+#endif
 
 #include "tls.h"
 #include "protocol.h"