1 files changed, 3 insertions, 3 deletions

diff --git a/src/lib/libcrypto/asn1/a_strex.c b/src/lib/libcrypto/asn1/a_strex.c
index ead37ac325..d1a587ccc1 100644
--- a/src/lib/libcrypto/asn1/a_strex.c
+++ b/src/lib/libcrypto/asn1/a_strex.c
@@ -125,12 +125,12 @@ static int do_esc_char(unsigned long c, unsigned char flags, char *do_quotes, ch
         if(c > 0xffffffffL)
                 return -1;
         if(c > 0xffff) {
-                BIO_snprintf(tmphex, sizeof tmphex, "\\W%08lX", c);
+                (void) snprintf(tmphex, sizeof tmphex, "\\W%08lX", c);
                 if(!io_ch(arg, tmphex, 10)) return -1;
                 return 10;
         }
         if(c > 0xff) {
-                BIO_snprintf(tmphex, sizeof tmphex, "\\U%04lX", c);
+                (void) snprintf(tmphex, sizeof tmphex, "\\U%04lX", c);
                 if(!io_ch(arg, tmphex, 6)) return -1;
                 return 6;
         }
@@ -149,7 +149,7 @@ static int do_esc_char(unsigned long c, unsigned char flags, char *do_quotes, ch
                 return 2;
         }
         if(chflgs & (ASN1_STRFLGS_ESC_CTRL|ASN1_STRFLGS_ESC_MSB)) {
-                BIO_snprintf(tmphex, 11, "\\%02X", chtmp);
+                (void) snprintf(tmphex, 11, "\\%02X", chtmp);
                 if(!io_ch(arg, tmphex, 3)) return -1;
                 return 3;
         }