mail/pop3vscan: unbreak on 12.0 after base r303524

gcc49 -Wall -O2 -I/usr/local/include -DPREFIX=\"/usr/local\" -c getline.c
In file included from getline.c:38:0:
getline.h:74:5: error: conflicting types for 'getline'
 int getline(int fd, struct linebuf * l);
     ^
In file included from getline.c:30:0:
/usr/local/lib/gcc49/gcc/x86_64-portbld-freebsd12.0/4.9.4/include-fixed/stdio.h:375:10: note: previous declaration of 'getline' was here
 ssize_t  getline(char ** __restrict, size_t * __restrict, FILE * __restrict);
          ^
getline.c:67:5: error: conflicting types for 'getline'
 int getline(int fd, struct linebuf * l){
     ^
In file included from getline.c:30:0:
/usr/local/lib/gcc49/gcc/x86_64-portbld-freebsd12.0/4.9.4/include-fixed/stdio.h:375:10: note: previous declaration of 'getline' was here
 ssize_t  getline(char ** __restrict, size_t * __restrict, FILE * __restrict);
          ^

Reported by:	pkg-fallout

1 files changed, 10 insertions, 0 deletions

diff --git a/mail/pop3vscan/files/patch-getline.h b/mail/pop3vscan/files/patch-getline.h
new file mode 100644
index 000000000000..d94e3705d4b7
--- /dev/null
+++ b/mail/pop3vscan/files/patch-getline.h
@@ -0,0 +1,10 @@
+--- getline.h.orig	2002-06-12 00:19:05 UTC
++++ getline.h
+@@ -71,6 +71,7 @@ typedef struct linebuf {
+  *			      You can call getline again, but it will return
+  *			      the rest of that line and not the next one!
+  */
++#define getline folke_getline
+ int getline(int fd, struct linebuf * l);
+ 
+ /* writes line to fd