Fixes for building with CRL monitor when not linux, OS X or FreeBSD and --enable-distro set. Cleanup of the crl.c HAVE_CRL_MONITOR checks for OS and make sure if StopMonitor preprocessor is defined the function will also be defined.

configure.ac

@@ -1764,7 +1764,12 @@ then
     *linux* | *darwin* | *freebsd*)
         AM_CFLAGS="$AM_CFLAGS -DHAVE_CRL_MONITOR" ;;
     *)
-        AC_MSG_ERROR([crl monitor only allowed on linux, OS X, or freebsd]) ;;
+        if test "x$ENABLED_DISTRO" = "xyes" ; then
+            ENABLED_CRL_MONITOR="no"
+        else
+            AC_MSG_ERROR( [crl monitor only allowed on linux, OS X, or freebsd])
+        fi
+        break;;
     esac
 fi
 
@@ -2214,7 +2219,7 @@ then
         AM_CFLAGS="$AM_CFLAGS -DHAVE_OCSP"
         AM_CONDITIONAL([BUILD_OCSP], [test "x$ENABLED_OCSP" = "xyes"])
     fi
-    if test "x$ENABLED_CRL_MONITOR" = "xno"
+    if test "x$ENABLED_CRL_MONITOR" = "xno" && test "x$ENABLED_DISTRO" = "xno"
     then
         ENABLED_CRL_MONITOR="yes"
         AM_CFLAGS="$AM_CFLAGS -DHAVE_CRL_MONITOR"

src/crl.c

@@ -42,8 +42,12 @@
 #include <string.h>
 
 #ifdef HAVE_CRL_MONITOR
-    static int StopMonitor(int mfd);
-#endif
+    #if (defined(__MACH__) || defined(__FreeBSD__) || defined(__linux__))
+        static int StopMonitor(int mfd);
+    #else
+        #error "CRL monitor only currently supported on linux or mach"
+    #endif
+#endif /* HAVE_CRL_MONITOR */
 
 
 /* Initialize CRL members */
@@ -718,11 +722,6 @@ static void* DoMonitor(void* arg)
     return NULL;
 }
 
-
-#else
-
-#error "CRL monitor only currently supported on linux or mach"
-
 #endif /* MACH or linux */