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-rw-r--r--stdlib/stdlib.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index 17f19ac8d6..9b5d187558 100644
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -395,7 +395,7 @@ extern long int a64l (__const char *__s) __THROW __attribute_pure__;
The `rand' and `srand' functions are required by the ANSI standard.
We provide both interfaces to the same random number generator. */
/* Return a random long integer between 0 and RAND_MAX inclusive. */
-extern int32_t random (void) __THROW;
+extern long int random (void) __THROW;
/* Seed the random number generator with the given number. */
extern void srandom (unsigned int __seed) __THROW;
@@ -554,7 +554,7 @@ extern void *valloc (size_t __size) __THROW __attribute_malloc__;
#ifdef __USE_XOPEN2K
/* Allocate memory of SIZE bytes with an alignment of ALIGNMENT. */
-extern int posix_memalign (void **memptr, size_t alignment, size_t size)
+extern int posix_memalign (void **__memptr, size_t __alignment, size_t __size)
__THROW __attribute_malloc__;
#endif
@@ -600,14 +600,14 @@ extern char *__secure_getenv (__const char *__name) __THROW;
extern int putenv (char *__string) __THROW;
#endif
-#ifdef __USE_BSD
+#if defined __USE_BSD || defined __USE_XOPEN2K
/* Set NAME to VALUE in the environment.
If REPLACE is nonzero, overwrite an existing value. */
extern int setenv (__const char *__name, __const char *__value, int __replace)
__THROW;
/* Remove the variable NAME from the environment. */
-extern void unsetenv (__const char *__name) __THROW;
+extern int unsetenv (__const char *__name) __THROW;
#endif
#ifdef __USE_MISC
@@ -742,6 +742,8 @@ extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt,
be written to BUF. */
extern char *gcvt (double __value, int __ndigit, char *__buf) __THROW;
+
+# ifdef __USE_MISC
/* Long double versions of above functions. */
extern char *qecvt (long double __value, int __ndigit,
int *__restrict __decpt, int *__restrict __sign) __THROW;
@@ -750,7 +752,6 @@ extern char *qfcvt (long double __value, int __ndigit,
extern char *qgcvt (long double __value, int __ndigit, char *__buf) __THROW;
-# ifdef __USE_MISC
/* Reentrant version of the functions above which provide their own
buffers. */
extern int ecvt_r (double __value, int __ndigit, int *__restrict __decpt,