diff --git a/main.c b/main.c
index d1a348e..f3246bb 100644
--- a/main.c
+++ b/main.c
@@ -22,9 +22,6 @@
  */
 
 #include "config.h"
-
-#include <libgen.h>
-
 #include "pkg.h"
 
 #ifdef HAVE_GETOPT_LONG
diff --git a/pkg.c b/pkg.c
index 1e1de11..bbec897 100644
--- a/pkg.c
+++ b/pkg.c
@@ -25,7 +25,6 @@
 #include "bsdstubs.h"
 
 #ifdef _WIN32
-#	include <windows.h>
 #	define PKG_CONFIG_REG_KEY "Software\\pkgconfig\\PKG_CONFIG_PATH"
 #endif
 
diff --git a/pkg.h b/pkg.h
index dcf0b84..c1dbd3c 100644
--- a/pkg.h
+++ b/pkg.h
@@ -25,14 +25,7 @@
 #define __PKG_H
 
 #include "config.h"
-
-#define _GNU_SOURCE
-#include <ctype.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <string.h>
-#include <alloca.h>
+#include "stdinc.h"
 
 #ifndef BUFSIZ
 #define BUFSIZ	65535
diff --git a/stdinc.h b/stdinc.h
new file mode 100644
index 0000000..0262c5b
--- /dev/null
+++ b/stdinc.h
@@ -0,0 +1,43 @@
+/*
+ * stdinc.h
+ * pull in standard headers (including portability hacks)
+ *
+ * Copyright (c) 2012 William Pitcock <nenolod@dereferenced.org>.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __STDINC_H
+#define __STDINC_H
+
+#define _GNU_SOURCE
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+#include <libgen.h>
+
+#ifndef _WIN32
+# include <alloca.h>
+#else
+# define WIN32_LEAN_AND_MEAN
+# include <windows.h>
+# include <malloc.h>
+#endif
+
+#endif