BUG #4056: docu wrong for sqlerrmc[70]

The following bug has been logged online:

Bug reference:      4056
Logged by:          Michael Enke
Email address:      michael.enke@wincor-nixdorf.com
PostgreSQL version: 8.3.1
Operating system:   Linux CentOS 5.1
Description:        docu wrong for sqlerrmc[70]
Details:

In the 8.3.1 documentation, "32.11.2. sqlca" is written:
char sqlerrmc[70];
But a sizeof(sqlca.sqlerrm.sqlerrmc) tells me: 150