doc: fix style problems with this man page

Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14642)

diff --git a/doc/man3/X509_PUBKEY_new.pod b/doc/man3/X509_PUBKEY_new.pod
index 72d399f64743494140bbe74efc09b0b5569e67f1..ea2903237b001d4593efb71ad1e5e117f53eee11 100644 (file)
--- a/doc/man3/X509_PUBKEY_new.pod
+++ b/doc/man3/X509_PUBKEY_new.pod
@@ -49,14 +49,14 @@ X509_PUBKEY_new() allocates and initializes an B<X509_PUBKEY> structure.
 X509_PUBKEY_dup() creates a duplicate copy of the B<X509_PUBKEY> object
 specified by I<a>.
 
-X509_PUBKEY_free() frees up B<X509_PUBKEY> structure B<a>. If B<a> is NULL
+X509_PUBKEY_free() frees up B<X509_PUBKEY> structure I<a>. If I<a> is NULL
 nothing is done.
 
-X509_PUBKEY_set() sets the public key in B<*x> to the public key contained
-in the B<EVP_PKEY> structure B<pkey>. If B<*x> is not NULL any existing
+X509_PUBKEY_set() sets the public key in I<*x> to the public key contained
+in the B<EVP_PKEY> structure I<pkey>. If I<*x> is not NULL any existing
 public key structure will be freed.
 
-X509_PUBKEY_get0() returns the public key contained in B<key>. The returned
+X509_PUBKEY_get0() returns the public key contained in I<key>. The returned
 value is an internal pointer which B<MUST NOT> be freed after use.
 
 X509_PUBKEY_get() is similar to X509_PUBKEY_get0() except the reference
@@ -77,19 +77,19 @@ d2i_PUBKEY_bio(), d2i_PUBKEY_fp(), i2d_PUBKEY_bio() and i2d_PUBKEY_fp() are
 similar to d2i_PUBKEY() and i2d_PUBKEY() except they decode or encode using a
 B<BIO> or B<FILE> pointer.
 
-X509_PUBKEY_set0_param() sets the public key parameters of B<pub>. The
-OID associated with the algorithm is set to B<aobj>. The type of the
-algorithm parameters is set to B<type> using the structure B<pval>.
-The encoding of the public key itself is set to the B<penclen>
-bytes contained in buffer B<penc>. On success ownership of all the supplied
-parameters is passed to B<pub> so they must not be freed after the
+X509_PUBKEY_set0_param() sets the public key parameters of I<pub>. The
+OID associated with the algorithm is set to I<aobj>. The type of the
+algorithm parameters is set to I<type> using the structure I<pval>.
+The encoding of the public key itself is set to the I<penclen>
+bytes contained in buffer I<penc>. On success ownership of all the supplied
+parameters is passed to I<pub> so they must not be freed after the
 call.
 
-X509_PUBKEY_get0_param() retrieves the public key parameters from B<pub>,
-B<*ppkalg> is set to the associated OID and the encoding consists of
-B<*ppklen> bytes at B<*pk>, B<*pa> is set to the associated
+X509_PUBKEY_get0_param() retrieves the public key parameters from I<pub>,
+I<*ppkalg> is set to the associated OID and the encoding consists of
+I<*ppklen> bytes at I<*pk>, I<*pa> is set to the associated
 AlgorithmIdentifier for the public key. If the value of any of these
-parameters is not required it can be set to B<NULL>. All of the
+parameters is not required it can be set to NULL. All of the
 retrieved pointers are internal and must not be freed after the
 call.
 
@@ -106,13 +106,13 @@ directly: they will instead call wrapper functions such as X509_get0_pubkey().
 =head1 RETURN VALUES
 
 If the allocation fails, X509_PUBKEY_new() and X509_PUBKEY_dup() return
-B<NULL> and set an error code that can be obtained by L<ERR_get_error(3)>.
+NULL and set an error code that can be obtained by L<ERR_get_error(3)>.
 Otherwise they return a pointer to the newly allocated structure.
 
 X509_PUBKEY_free() does not return a value.
 
 X509_PUBKEY_get0() and X509_PUBKEY_get() return a pointer to an B<EVP_PKEY>
-structure or B<NULL> if an error occurs.
+structure or NULL if an error occurs.
 
 X509_PUBKEY_set(), X509_PUBKEY_set0_param() and X509_PUBKEY_get0_param()
 return 1 for success and 0 if an error occurred.