1 files changed, 7 insertions, 6 deletions

diff --git a/src/lib/libcrypto/bio/b_print.c b/src/lib/libcrypto/bio/b_print.c
index 165f046295..8b753e7ca0 100644
--- a/src/lib/libcrypto/bio/b_print.c
+++ b/src/lib/libcrypto/bio/b_print.c
@@ -576,7 +576,7 @@ abs_val(LDOUBLE value)
 }
 
 static LDOUBLE
-pow_10(int in_exp)
+pow10(int in_exp)
 {
     LDOUBLE result = 1;
     while (in_exp) {
@@ -639,11 +639,11 @@ fmtfp(
 
     /* we "cheat" by converting the fractional part to integer by
        multiplying by a factor of 10 */
-    fracpart = roundv((pow_10(max)) * (ufvalue - intpart));
+    fracpart = roundv((pow10(max)) * (ufvalue - intpart));
 
-    if (fracpart >= (long)pow_10(max)) {
+    if (fracpart >= (long)pow10(max)) {
         intpart++;
-        fracpart -= (long)pow_10(max);
+        fracpart -= (long)pow10(max);
     }
 
     /* convert integer part */
@@ -806,6 +806,7 @@ int BIO_vprintf (BIO *bio, const char *format, va_list args)
         }
 
 /* As snprintf is not available everywhere, we provide our own implementation.
+ * In case of overflow or error, this returns -1.
  * This function has nothing to do with BIOs, but it's closely related
  * to BIO_printf, and we need *some* name prefix ...
  * (XXX  the function should be renamed, but to what?) */
@@ -830,10 +831,10 @@ int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args)
         _dopr(&buf, NULL, &n, &retlen, &truncated, format, args);
 
         if (truncated)
-                /* In case of truncation, return -1 like traditional snprintf.
+                /* In case of truncation, return -1 unlike traditional snprintf.
                  * (Current drafts for ISO/IEC 9899 say snprintf should return
                  * the number of characters that would have been written,
-                 * had the buffer been large enough.) */
+                 * had the buffer been large enough, as it did historically.) */
                 return -1;
         else
                 return (retlen <= INT_MAX) ? (int)retlen : -1;