diff --git a/include/os.h b/include/os.h
index 7701c3977..9e323f331 100644
--- a/include/os.h
+++ b/include/os.h
@@ -359,9 +359,13 @@ Fopen(const char *, const char *);
 extern _X_EXPORT int
 Fclose(pointer);
 #else
-#define System(a) system(a)
-#define Popen(a,b) popen(a,b)
-#define Pclose(a) pclose(a)
+
+extern const char *
+Win32TempDir(void);
+
+extern int
+System(const char *cmdline);
+
 #define Fopen(a,b) fopen(a,b)
 #define Fclose(a) fclose(a)
 #endif
diff --git a/os/utils.c b/os/utils.c
index a6f6ef549..d902523be 100644
--- a/os/utils.c
+++ b/os/utils.c
@@ -1561,6 +1561,79 @@ Fclose(pointer iop)
 
 #endif                          /* !WIN32 */
 
+#ifdef WIN32
+
+#include <X11/Xwindows.h>
+
+const char *
+Win32TempDir()
+{
+    static char buffer[PATH_MAX];
+
+    if (GetTempPath(sizeof(buffer), buffer)) {
+        int len;
+
+        buffer[sizeof(buffer) - 1] = 0;
+        len = strlen(buffer);
+        if (len > 0)
+            if (buffer[len - 1] == '\\')
+                buffer[len - 1] = 0;
+        return buffer;
+    }
+    if (getenv("TEMP") != NULL)
+        return getenv("TEMP");
+    else if (getenv("TMP") != NULL)
+        return getenv("TEMP");
+    else
+        return "/tmp";
+}
+
+int
+System(const char *cmdline)
+{
+    STARTUPINFO si;
+    PROCESS_INFORMATION pi;
+    DWORD dwExitCode;
+    char *cmd = strdup(cmdline);
+
+    ZeroMemory(&si, sizeof(si));
+    si.cb = sizeof(si);
+    ZeroMemory(&pi, sizeof(pi));
+
+    if (!CreateProcess(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi)) {
+        LPVOID buffer;
+
+        if (!FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
+                           FORMAT_MESSAGE_FROM_SYSTEM |
+                           FORMAT_MESSAGE_IGNORE_INSERTS,
+                           NULL,
+                           GetLastError(),
+                           MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                           (LPTSTR) & buffer, 0, NULL)) {
+            ErrorF("[xkb] Starting '%s' failed!\n", cmdline);
+        }
+        else {
+            ErrorF("[xkb] Starting '%s' failed: %s", cmdline, (char *) buffer);
+            LocalFree(buffer);
+        }
+
+        free(cmd);
+        return -1;
+    }
+    /* Wait until child process exits. */
+    WaitForSingleObject(pi.hProcess, INFINITE);
+
+    GetExitCodeProcess(pi.hProcess, &dwExitCode);
+
+    /* Close process and thread handles. */
+    CloseHandle(pi.hProcess);
+    CloseHandle(pi.hThread);
+    free(cmd);
+
+    return dwExitCode;
+}
+#endif
+
 /*
  * CheckUserParameters: check for long command line arguments and long
  * environment variables.  By default, these checks are only done when
diff --git a/xkb/ddxList.c b/xkb/ddxList.c
index 9b69b2b82..79f46379c 100644
--- a/xkb/ddxList.c
+++ b/xkb/ddxList.c
@@ -44,12 +44,6 @@ THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 #ifdef WIN32
 /* from ddxLoad.c */
-extern const char *Win32TempDir(void);
-extern int Win32System(const char *cmdline);
-
-#undef System
-#define System Win32System
-
 #define W32_tmparg " '%s'"
 #define W32_tmpfile ,tmpname
 #define W32_tmplen strlen(tmpname)+3
diff --git a/xkb/ddxLoad.c b/xkb/ddxLoad.c
index cb2dfc31c..d462957f4 100644
--- a/xkb/ddxLoad.c
+++ b/xkb/ddxLoad.c
@@ -68,81 +68,6 @@ THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #define PATHSEPARATOR "/"
 #endif
 
-#ifdef WIN32
-
-#include <X11/Xwindows.h>
-const char *
-Win32TempDir()
-{
-    static char buffer[PATH_MAX];
-
-    if (GetTempPath(sizeof(buffer), buffer)) {
-        int len;
-
-        buffer[sizeof(buffer) - 1] = 0;
-        len = strlen(buffer);
-        if (len > 0)
-            if (buffer[len - 1] == '\\')
-                buffer[len - 1] = 0;
-        return buffer;
-    }
-    if (getenv("TEMP") != NULL)
-        return getenv("TEMP");
-    else if (getenv("TMP") != NULL)
-        return getenv("TEMP");
-    else
-        return "/tmp";
-}
-
-int
-Win32System(const char *cmdline)
-{
-    STARTUPINFO si;
-    PROCESS_INFORMATION pi;
-    DWORD dwExitCode;
-    char *cmd = strdup(cmdline);
-
-    ZeroMemory(&si, sizeof(si));
-    si.cb = sizeof(si);
-    ZeroMemory(&pi, sizeof(pi));
-
-    if (!CreateProcess(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi)) {
-        LPVOID buffer;
-
-        if (!FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
-                           FORMAT_MESSAGE_FROM_SYSTEM |
-                           FORMAT_MESSAGE_IGNORE_INSERTS,
-                           NULL,
-                           GetLastError(),
-                           MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
-                           (LPTSTR) & buffer, 0, NULL)) {
-            ErrorF("[xkb] Starting '%s' failed!\n", cmdline);
-        }
-        else {
-            ErrorF("[xkb] Starting '%s' failed: %s", cmdline, (char *) buffer);
-            LocalFree(buffer);
-        }
-
-        free(cmd);
-        return -1;
-    }
-    /* Wait until child process exits. */
-    WaitForSingleObject(pi.hProcess, INFINITE);
-
-    GetExitCodeProcess(pi.hProcess, &dwExitCode);
-
-    /* Close process and thread handles. */
-    CloseHandle(pi.hProcess);
-    CloseHandle(pi.hThread);
-    free(cmd);
-
-    return dwExitCode;
-}
-
-#undef System
-#define System(x) Win32System(x)
-#endif
-
 static void
 OutputDirectory(char *outdir, size_t size)
 {