man page shows nroff specials
EXAMPLES
        .SS  "Example  1:"  .PP Change value(s) of defined variable. Patchconf
       can adds new value at the end ( at the start) of old values or  replace
       old  value(s)  for  new.  .PP  In file test.conf: .PP .nf ... some_val-
       ue=some_value ... .fi .PP Command: patchconf -f test.conf -n  some_name
       -v  new_value  -m  replace  .PP In file test.conf:.PP .nf ... some_val-
       ue=new_value ... .fi  .SS "Example 2:" .PP Modify of  comments:  patch-
       conf  can adds/erase/keep one-line comment before string which contains
       defined variable. .PP In file test.conf: .PP .nf  ...  #  some  comment
       some_value=some_value  ...  .fi  .PP Command: patchconf -f test.conf -n
       some_name -v new_value --com-mode replace  .PP In file  test.conf:  .PP
       .nf  ...  #  patchconf:  next  line  modified  by  patchconf  some_val-
       ue=some_value ... .fi

надо повставлять разрывы строки

Steps to Reproduce:
1.man patchconf
2.
3.