Fix typo 'is an error occurred' in documentation

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6231)

5 files changed, 5 insertions, 5 deletions

diff --git a/doc/crypto/BIO_s_fd.pod b/doc/crypto/BIO_s_fd.pod
index b1de1d1015..2830134a68 100644
--- a/doc/crypto/BIO_s_fd.pod
+++ b/doc/crypto/BIO_s_fd.pod
@@ -60,7 +60,7 @@ BIO_s_fd() returns the file descriptor BIO method.
 
 BIO_reset() returns zero for success and -1 if an error occurred.
 BIO_seek() and BIO_tell() return the current file position or -1
-is an error occurred. These values reflect the underlying lseek()
+if an error occurred. These values reflect the underlying lseek()
 behaviour.
 
 BIO_set_fd() always returns 1.
diff --git a/doc/crypto/CMS_get0_SignerInfos.pod b/doc/crypto/CMS_get0_SignerInfos.pod
index b46c0e07ab..69fde81062 100644
--- a/doc/crypto/CMS_get0_SignerInfos.pod
+++ b/doc/crypto/CMS_get0_SignerInfos.pod
@@ -51,7 +51,7 @@ CMS_SignerInfo_set1_signer_cert().
 
 Once all signer certificates have been set CMS_verify() can be used.
 
-Although CMS_get0_SignerInfos() can return NULL is an error occur B<or> if
+Although CMS_get0_SignerInfos() can return NULL if an error occurs B<or> if
 there are no signers this is not a problem in practice because the only
 error which can occur is if the B<cms> structure is not of type signedData
 due to application error.
diff --git a/doc/crypto/CMS_get1_ReceiptRequest.pod b/doc/crypto/CMS_get1_ReceiptRequest.pod
index f546376a1e..7a483ecd5a 100644
--- a/doc/crypto/CMS_get1_ReceiptRequest.pod
+++ b/doc/crypto/CMS_get1_ReceiptRequest.pod
@@ -48,7 +48,7 @@ CMS_verify().
 CMS_ReceiptRequest_create0() returns a signed receipt request structure or 
 NULL if an error occurred.
 
-CMS_add1_ReceiptRequest() returns 1 for success or 0 is an error occurred.
+CMS_add1_ReceiptRequest() returns 1 for success or 0 if an error occurred.
 
 CMS_get1_ReceiptRequest() returns 1 is a signed receipt request is found and
 decoded. It returns 0 if a signed receipt request is not present and -1 if
diff --git a/doc/crypto/OBJ_nid2obj.pod b/doc/crypto/OBJ_nid2obj.pod
index b8d289673d..c870bd4563 100644
--- a/doc/crypto/OBJ_nid2obj.pod
+++ b/doc/crypto/OBJ_nid2obj.pod
@@ -42,7 +42,7 @@ constants.
 
 OBJ_nid2obj(), OBJ_nid2ln() and OBJ_nid2sn() convert the NID B<n> to 
 an ASN1_OBJECT structure, its long name and its short name respectively,
-or B<NULL> is an error occurred.
+or B<NULL> if an error occurred.
 
 OBJ_obj2nid(), OBJ_ln2nid(), OBJ_sn2nid() return the corresponding NID
 for the object B<o>, the long name <ln> or the short name <sn> respectively
diff --git a/doc/crypto/SMIME_read_PKCS7.pod b/doc/crypto/SMIME_read_PKCS7.pod
index 9d46715941..7cdca1e73f 100644
--- a/doc/crypto/SMIME_read_PKCS7.pod
+++ b/doc/crypto/SMIME_read_PKCS7.pod
@@ -57,7 +57,7 @@ streaming single pass option should be available.
 =head1 RETURN VALUES
 
 SMIME_read_PKCS7() returns a valid B<PKCS7> structure or B<NULL>
-is an error occurred. The error can be obtained from ERR_get_error(3).
+if an error occurred. The error can be obtained from ERR_get_error(3).
 
 =head1 SEE ALSO