Some error during build_ISO

[simontkk]

Dear All,

I facing some error during build iso.

Stop in /usr/ports/security/openssl/work/openssl-1.0.1c.
*** Error code 1

{standard input}: Assembler messages:
{standard input}:138: Error: no such instruction: xsha1' {standard input}:155: Error: no such instruction: xsha1'
{standard input}:173: Error: no such instruction: xsha256' {standard input}:190: Error: no such instruction: xsha256'
*** Error code 1

Stop in /usr/ports/security/openssl/work/openssl-1.0.1c/engines.
*** Error code 1

Stop in /usr/ports/security/openssl/work/openssl-1.0.1c.
*** Error code 1

Stop in /usr/ports/security/openssl.

Please guide me

Thank you in advance