diff --git a/include/limits.h b/include/limits.h
index 0a33da16..87066fba 100644
--- a/include/limits.h
+++ b/include/limits.h
@@ -31,6 +31,7 @@
 
 #define CHAR_BIT 8
 #define UCHAR_MAX 255
+#define UINT_MAX 4294967295U
 #define INT_MIN -2147483648
 #define INT_MAX 2147483647
 #define MB_CUR_MAX 1
diff --git a/lib/binutils.c b/lib/binutils.c
index a1729802..5f935dc6 100644
--- a/lib/binutils.c
+++ b/lib/binutils.c
@@ -40,7 +40,9 @@ chown (char const *file_name, uid_t owner, gid_t group)
 int
 ctime (int x)
 {
+#if NOISY_TIMES
   eputs ("ctime stub\n");
+#endif
   return 0;
 }
 
@@ -162,7 +164,9 @@ umask (int x)
 int
 utime (int x)
 {
+#if NOISY_TIMES
   eputs ("utime stub\n");
+#endif
   return 0;
 }
 
@@ -194,7 +198,9 @@ bsearch (void const *key, void const *array, size_t count, size_t size, comparis
 struct tm *
 gmtime (time_t const *time)
 {
+#if NOISY_TIMES
   eputs ("gmtime stub\n");
+#endif
   return localtime (time);
 }
 
diff --git a/lib/gcc.c b/lib/gcc.c
index 7cca126a..9a8dd101 100644
--- a/lib/gcc.c
+++ b/lib/gcc.c
@@ -34,7 +34,9 @@ freopen (char const *file_name, char const *opentype, FILE *stream)
 clock_t
 times (struct tms *buffer)
 {
+#if NOISY_TIMES
   eputs ("times stub\n");
+#endif
   return 0;
 }
 
diff --git a/lib/libc+tcc-gcc.c b/lib/libc+tcc-gcc.c
index 0716a2d4..3448a68b 100644
--- a/lib/libc+tcc-gcc.c
+++ b/lib/libc+tcc-gcc.c
@@ -112,34 +112,44 @@ __ashrdi3 (long long a, int b)
 long double
 __floatundixf (unsigned long long a)
 {
+#if NOISY_FLOATS
   eputs ("__floatundix stub\n");
+#endif
   return 0;
 }
 
 unsigned long long
 __fixunsxfdi (double a1)
 {
+#if NOISY_FLOATS
   eputs ("__fixunsxfdi stub\n");
+#endif
   return 0;
 }
 
 unsigned long long
 __fixdfdi (double a1)
 {
+#if NOISY_FLOATS
   eputs ("__fixdfdi stub\n");
+#endif
   return 0;
 }
 
 unsigned long long
 __fixxfdi (double a1)
 {
+#if NOISY_FLOATS
   eputs ("__fixxfdi stub\n");
+#endif
   return 0;
 }
 
 unsigned long long
 __fixsfdi (double a1)
 {
+#if NOISY_FLOATS
   eputs ("__fixsfdi stub\n");
+#endif
   return 0;
 }
diff --git a/lib/libc+tcc.c b/lib/libc+tcc.c
index ff6b6819..cd51cdde 100644
--- a/lib/libc+tcc.c
+++ b/lib/libc+tcc.c
@@ -243,7 +243,9 @@ fseek (FILE *stream, long offset, int whence)
 int
 gettimeofday (struct timeval *tv, struct timezone *tz)
 {
+#if NOISY_TIMES
   eputs ("gettimeofday stub\n");
+#endif
   return 0;
 }
 
@@ -257,7 +259,9 @@ ldexp (double x, int exp)
 struct tm *
 localtime (time_t const *timep)
 {
+#if NOISY_TIMES
   eputs ("localtime stub\n");
+#endif
   return 0;
 }
 
@@ -478,7 +482,10 @@ strstr (char const *haystack, char const *needle)
 double
 strtod (char const *string, char **tailptr)
 {
+#if NOISY_FLOATS
   eputs ("strtod stub\n");
+#endif
+  return 0;
 }
 
 float
@@ -560,7 +567,9 @@ strtoull (char const *string, char **tailptr, int base)
 time_t
 time (time_t *tloc)
 {
+#if NOISY_TIMES
   eputs ("time stub\n");
+#endif
   return 0;
 }