diff --git a/nuttx/configs/amber/hello/defconfig b/nuttx/configs/amber/hello/defconfig
index 5d0932c09..6cdec3571 100644
--- a/nuttx/configs/amber/hello/defconfig
+++ b/nuttx/configs/amber/hello/defconfig
@@ -270,12 +270,12 @@ CONFIG_DEBUG_SYMBOLS=n
 CONFIG_DEBUG_SCHED=n
 CONFIG_MM_REGIONS=1
 CONFIG_ARCH_LOWPUTC=y
-CONFIG_RR_INTERVAL=200
+CONFIG_RR_INTERVAL=0
 CONFIG_SCHED_INSTRUMENTATION=n
 CONFIG_TASK_NAME_SIZE=0
 CONFIG_START_YEAR=2011
-CONFIG_START_MONTH=4
-CONFIG_START_DAY=8
+CONFIG_START_MONTH=6
+CONFIG_START_DAY=16
 CONFIG_GREGORIAN_TIME=n
 CONFIG_JULIAN_TIME=n
 CONFIG_DEV_CONSOLE=y
@@ -325,10 +325,10 @@ CONFIG_SYMTAB_ORDEREDBYNAME=y
 #   up waiting tasks.
 #
 CONFIG_DISABLE_CLOCK=n
-CONFIG_DISABLE_POSIX_TIMERS=n
-CONFIG_DISABLE_PTHREAD=n
-CONFIG_DISABLE_SIGNALS=n
-CONFIG_DISABLE_MQUEUE=n
+CONFIG_DISABLE_POSIX_TIMERS=y
+CONFIG_DISABLE_PTHREAD=y
+CONFIG_DISABLE_SIGNALS=y
+CONFIG_DISABLE_MQUEUE=y
 CONFIG_DISABLE_MOUNTPOINT=y
 CONFIG_DISABLE_ENVIRON=y
 CONFIG_DISABLE_POLL=y
@@ -393,19 +393,19 @@ CONFIG_ARCH_BZERO=n
 #   timer structures to minimize dynamic allocations.  Set to
 #   zero for all dynamic allocations.
 #
-CONFIG_MAX_TASKS=16
+CONFIG_MAX_TASKS=4
 CONFIG_MAX_TASK_ARGS=4
-CONFIG_NPTHREAD_KEYS=4
-CONFIG_NFILE_DESCRIPTORS=8
-CONFIG_NFILE_STREAMS=8
+CONFIG_NPTHREAD_KEYS=0
+CONFIG_NFILE_DESCRIPTORS=4
+CONFIG_NFILE_STREAMS=4
 CONFIG_NAME_MAX=32
-CONFIG_STDIO_BUFFER_SIZE=256
-CONFIG_NUNGET_CHARS=2
-CONFIG_PREALLOC_MQ_MSGS=4
-CONFIG_MQ_MAXMSGSIZE=32
+CONFIG_STDIO_BUFFER_SIZE=0
+CONFIG_NUNGET_CHARS=0
+CONFIG_PREALLOC_MQ_MSGS=0
+CONFIG_MQ_MAXMSGSIZE=0
 CONFIG_MAX_WDOGPARMS=2
 CONFIG_PREALLOC_WDOGS=4
-CONFIG_PREALLOC_TIMERS=4
+CONFIG_PREALLOC_TIMERS=0
 
 #
 # Filesystem configuration
diff --git a/nuttx/configs/micropendous3/README.txt b/nuttx/configs/micropendous3/README.txt
index beb335282..fbca28f34 100644
--- a/nuttx/configs/micropendous3/README.txt
+++ b/nuttx/configs/micropendous3/README.txt
@@ -521,11 +521,11 @@ Where <subdir> is one of the following:
   hello:
     The simple apps/examples/hello "Hello, World!" example.
 
-    FLASH/SRAM Requirements (as of 6/12/2011):
+    FLASH/SRAM Requirements (as of 6/16/2011):
 
       $ avr-elf-size nuttx
        text    data     bss     dec     hex filename
-      31064    1075     449   32588    7f4c nuttx
+      24816     978     308   26102    65f6 nuttx
 
     Strings are in SRAM.
 
diff --git a/nuttx/configs/micropendous3/hello/defconfig b/nuttx/configs/micropendous3/hello/defconfig
index 434f73a12..4b249665f 100644
--- a/nuttx/configs/micropendous3/hello/defconfig
+++ b/nuttx/configs/micropendous3/hello/defconfig
@@ -265,12 +265,12 @@ CONFIG_DEBUG_SYMBOLS=n
 CONFIG_DEBUG_SCHED=n
 CONFIG_MM_REGIONS=1
 CONFIG_ARCH_LOWPUTC=y
-CONFIG_RR_INTERVAL=200
+CONFIG_RR_INTERVAL=0
 CONFIG_SCHED_INSTRUMENTATION=n
 CONFIG_TASK_NAME_SIZE=0
 CONFIG_START_YEAR=2011
-CONFIG_START_MONTH=4
-CONFIG_START_DAY=8
+CONFIG_START_MONTH=6
+CONFIG_START_DAY=16
 CONFIG_GREGORIAN_TIME=n
 CONFIG_JULIAN_TIME=n
 CONFIG_DEV_CONSOLE=y
@@ -320,10 +320,10 @@ CONFIG_SYMTAB_ORDEREDBYNAME=y
 #   up waiting tasks.
 #
 CONFIG_DISABLE_CLOCK=n
-CONFIG_DISABLE_POSIX_TIMERS=n
-CONFIG_DISABLE_PTHREAD=n
-CONFIG_DISABLE_SIGNALS=n
-CONFIG_DISABLE_MQUEUE=n
+CONFIG_DISABLE_POSIX_TIMERS=y
+CONFIG_DISABLE_PTHREAD=y
+CONFIG_DISABLE_SIGNALS=y
+CONFIG_DISABLE_MQUEUE=y
 CONFIG_DISABLE_MOUNTPOINT=y
 CONFIG_DISABLE_ENVIRON=y
 CONFIG_DISABLE_POLL=y
@@ -388,19 +388,19 @@ CONFIG_ARCH_BZERO=n
 #   timer structures to minimize dynamic allocations.  Set to
 #   zero for all dynamic allocations.
 #
-CONFIG_MAX_TASKS=16
+CONFIG_MAX_TASKS=4
 CONFIG_MAX_TASK_ARGS=4
-CONFIG_NPTHREAD_KEYS=4
-CONFIG_NFILE_DESCRIPTORS=8
-CONFIG_NFILE_STREAMS=8
+CONFIG_NPTHREAD_KEYS=0
+CONFIG_NFILE_DESCRIPTORS=4
+CONFIG_NFILE_STREAMS=4
 CONFIG_NAME_MAX=32
-CONFIG_STDIO_BUFFER_SIZE=256
-CONFIG_NUNGET_CHARS=2
-CONFIG_PREALLOC_MQ_MSGS=4
-CONFIG_MQ_MAXMSGSIZE=32
+CONFIG_STDIO_BUFFER_SIZE=0
+CONFIG_NUNGET_CHARS=0
+CONFIG_PREALLOC_MQ_MSGS=0
+CONFIG_MQ_MAXMSGSIZE=0
 CONFIG_MAX_WDOGPARMS=2
 CONFIG_PREALLOC_WDOGS=4
-CONFIG_PREALLOC_TIMERS=4
+CONFIG_PREALLOC_TIMERS=0
 
 #
 # Filesystem configuration
diff --git a/nuttx/tools/mkconfig.c b/nuttx/tools/mkconfig.c
index 13598938c..1f8d0e272 100644
--- a/nuttx/tools/mkconfig.c
+++ b/nuttx/tools/mkconfig.c
@@ -189,7 +189,6 @@ int main(int argc, char **argv, char **envp)
   printf(" */\n\n");
   printf("#if CONFIG_STDIO_BUFFER_SIZE == 0\n");
   printf("# undef CONFIG_STDIO_LINEBUFFER\n");
-  printf("# define CONFIG_STDIO_LINEBUFFER 0\n");
   printf("#endif\n\n");
   printf("/* If the maximum message size is zero, then we assume that message queues\n");
   printf(" * support should be disabled\n");