--- ./althttpd.c
+++ ./althttpd.c
@@ -703,6 +703,7 @@
     struct tm *pTm;
     struct rusage self, children;
     int waitStatus;
+    int pid_t = getpid();
     const char *zRM = zRemoteUser ? zRemoteUser : "";
     const char *zFilename;
     size_t sz;
@@ -757,7 +758,7 @@
       */
       fprintf(log,
         "%s,%s,\"%s://%s%s%s\",\"%s\","
-           "%s,%d,%d,%lld,%lld,%lld,%lld,%lld,%d,\"%s\",\"%s\",%d,%d\n",
+           "%s,%d,%d,%lld,%lld,%lld,%lld,%lld,%d,\"%s\",\"%s\",%d,%d,%d\n",
         zDate, zRemoteAddr, zHttpScheme, Escape(zHttpHost), Escape(zScript),
         Escape(zQuerySuffix),
         Escape(zReferer), zReplyStatus, nIn, nOut,
@@ -768,7 +769,7 @@
         tvms(&now) - tvms(&beginTime),
         nRequest, Escape(zAgent), Escape(zRM),
         (int)(strlen(zHttpScheme)+strlen(zHttpHost)+strlen(zRealScript)+3),
-        lineNum
+        lineNum, pid_t
       );
       priorSelf = self;
       priorChild = children;