From 898e9514bc889b4a540f667efed95a5af101c824 Mon Sep 17 00:00:00 2001
From: Li xin <lixin.fnst@cn.fujitsu.com>
Date: Tue, 2 Dec 2014 07:00:36 +0900
Subject: [PATCH 1/3] From debian to fix compile errors

Signed-off-by: Li Xin <lixin.fnst@cn.fujitsu.com>
---
 src/Makefile.0  |  7 +++----
 src/autoconf    | 64 +++++++++++++-------------------------------------------
 src/comsat.c    | 65 +++++++++++++++++++--------------------------------------
 src/fields.c    |  6 +++---
 src/foldinfo.h  |  2 +-
 src/formail.c   |  6 +++---
 src/formisc.c   |  2 +-
 src/formisc.h   |  2 +-
 src/mailfold.c  | 14 ++++++++++---
 src/manconf.c   |  2 +-
 src/memblk.c    | 24 ++++++++++-----------
 src/memblk.h    |  2 +-
 src/network.h   | 10 ++-------
 src/pipes.c     | 10 ++++-----
 src/procmail.c  |  3 +--
 src/recommend.c |  2 +-
 16 files changed, 81 insertions(+), 140 deletions(-)

diff --git a/src/Makefile.0 b/src/Makefile.0
index 6eb5b51..15a2039 100644
--- a/src/Makefile.0
+++ b/src/Makefile.0
@@ -40,7 +40,7 @@ multigram: multigram.$(O) $(MG_OBJ) setid
 	@cd ..; $(MAKE) config.check
 
 _autotst: _autotst.$(O) sublib.c sublib.h
-	$(CC) $(CFLAGS) $@.$(O) -o $@ $(LDFLAGS)
+	gcc $@.$(O) -o $@ $(LDFLAGS)
 
 ../autoconf.h: autoconf Makefile ../patchlevel.h
 	@echo No this was not make -n >make_n
@@ -175,17 +175,16 @@ recommend: recommend.$(O) sublib.$(O)
 
 ../man/man.sed: manconf.c ../autoconf.h ../config.h includes.h procmail.h
 ../man/man.sed: ../patchlevel.h
-	@$(CC) $(CFLAGS) "-DBINDIR=\"$(VISIBLE_BINDIR)\"" -o _autotst \
+	gcc "-DBINDIR=\"$(VISIBLE_BINDIR)\"" -o _autotst \
  manconf.c $(LDFLAGS)
 	@./_autotst $@
 	@echo Housekeeping file >$@
-	@$(RM) _autotst
 
 clean:
 	$(RM) -r _locktest
 	$(RM) procmail.$(O) $(PM_OBJ) lockfile.$(O) $(LF_OBJ) formail.$O \
  $(FM_OBJ) multigram.$(O) $(MG_OBJ) $(BINSS) multigram ../autoconf.h \
- _autotst* lookfor _locktst* grepfor recommend recommend.$(O) manconf \
+  lookfor _locktst* grepfor recommend recommend.$(O) manconf \
  _Makefile lock.log *core* targetdir.h setid setid.$(O) gethome \
  gethome.$(O) make_n realloc.log
 
diff --git a/src/autoconf b/src/autoconf
index 1cb4c42..ff78048 100755
--- a/src/autoconf
+++ b/src/autoconf
@@ -68,8 +68,6 @@
 #	#define NOfsync
 #Ok	#define endpwent()
 #Ok	#define endgrent()
-#Ok	#define endhostent()
-#Ok	#define endservent()
 #Ok	#define endprotoent()
 #	#define h_0addr_list h_addr
 #Ok	#define NOpw_passwd
@@ -896,7 +894,7 @@ int main(){int i=0;
  {uid_t vuid_t;i+=vuid_t=1;}
  {gid_t vgid_t;i+=vgid_t=1;}
 #ifndef NO_COMSAT
- {struct hostent vhostent;i+=!(vhostent.h_addr_list=0);}
+ {struct addrinfo res; i+=!(res.ai_socktype=0);}
 #endif
 #ifndef NOuname
  {struct utsname vutsname;i+=!(*vutsname.nodename='\0');}
@@ -917,8 +915,6 @@ do
   test -z "$i3" && grepfor mode_t 'typedef int mode_t;' && i3=I
   test -z "$i4" && grepfor uid_t 'typedef int uid_t;' && i4=I
   test -z "$i5" && grepfor gid_t 'typedef int gid_t;' && i5=I
-  test -z "$i6" && grepfor h_addr_list '#define h_0addr_list h_addr' && i6=I
-  test -z "$i6" && grepfor hostent '#define h_0addr_list h_addr' && i6=I
   test -z "$i6" && grepfor member '#define h_0addr_list h_addr' && i6=I
   test -z "$i7" && grepfor utsname "#define NOuname			      \
 /* <sys/utsname.h> is there, but empty */" && i7=I
@@ -1048,8 +1044,12 @@ int main(){char a[2];
  {struct utsname b;uname(&b);}
 #endif
 #ifndef NO_COMSAT
- gethostbyname("0");getprotobyname(COMSATprotocol);endhostent();endservent();
- endprotoent();
+ {
+ struct addrinfo *res, hints;
+ memset(&hints, '\0', sizeof(hints));
+ if(getaddrinfo(COMSAThost,BIFF_serviceport,&hints,&res))
+ 	freeaddrinfo(res);
+ }
 #endif
  _exit(0);
  return 0;}
@@ -1103,14 +1103,9 @@ grepfor uname "\
 /* <sys/utsname.h> defines it, the libraries don't */"
 grepfor endpwent '#define endpwent()'
 grepfor endgrent '#define endgrent()'
-if grepfor gethostbyname '#define NO_COMSAT'
+if grepfor getaddrinfo '#define NO_COMSAT'
 then
 :
-else
-  grepfor getprotobyname '#define UDP_protocolno 17'
-  grepfor endhostent '#define endhostent()'
-  grepfor endservent '#define endservent()'
-  grepfor endprotoent '#define endprotoent()'
 fi
 grepfor strstr '#define SLOWstrstr' ||
  grepfor clock '#define SLOWstrstr'
@@ -1239,39 +1234,9 @@ int main(argc,argv)int argc;const char*argv[];
 	printf("/* Insufficient memory to perform the benchmark! */\n");
 #endif /* SLOWstrstr */
 #ifndef NO_COMSAT
-#ifndef UDP_protocolno
-     ;{ const struct protoent*p;
-	if(p=getprotobyname(COMSATprotocol))
-	 { printf("#define UDP_protocolno %d\n",p->p_proto);
-#else
-     ;{ if(1)
-	 {
-#endif
-	   ;{ const struct servent*serv;
-	      if(serv=getservbyname(COMSATservice,COMSATprotocol))
-		 printf("#define BIFF_serviceport \"%d\"\n",
-		  ntohs(serv->s_port));
-	    }
-#ifdef AF_INET
-	   ;{ const struct hostent*host;
-	      if(!strcmp("localhost",COMSAThost)&&
-	       (host=gethostbyname(COMSAThost))&&
-	       host->h_0addr_list&&host->h_addrtype==AF_INET&&
-	       host->h_length)
-	       { int j=host->h_length;
-		 const unsigned char*ad=(void*)host->h_0addr_list;
-		 printf("#define IP_localhost {");
-		 printf("%d",*ad++);
-		 while(--j)
-		    printf(",%d",*ad++);
-		 puts("}");
-	       }
-	    }
+#ifndef AF_INET
+	puts("#define NO_COMSAT");
 #endif /* AF_INET */
-	 }
-	else
-	   puts("#define NO_COMSAT");
-      }
 #endif /* NO_COMSAT */
      ;{ unsigned long s=(size_t)~0;int bits;
 	for(bits=1;s>>=1;bits++);
@@ -1470,15 +1435,14 @@ cat /usr/lib/sendmail.cf /etc/sendmail.cf /etc/mail/sendmail.cf 2>$DEVNULL |
  grep 'Mlocal.*procmail' >$DEVNULL ||
  echo '#define CF_no_procmail_yet' >>$ACONF
 
-cat /usr/lib/sendmail.cf /etc/sendmail.cf /etc/mail/sendmail.cf 2>$DEVNULL |
- grep '^V' >$DEVNULL ||
- echo '#define buggy_SENDMAIL' >>$ACONF
+# cat /usr/lib/sendmail.cf /etc/sendmail.cf /etc/mail/sendmail.cf 2>$DEVNULL |
+#  grep '^V' >$DEVNULL ||
+#  echo '#define buggy_SENDMAIL' >>$ACONF
 
 lpath='/bin'
 bins="/bin"
 
-for newd in /usr/bin /usr/ucb /usr/5bin $BINDIR /local/bin /usr/local/bin \
- /global/bin /usr/bin/X11 /usr/X*/bin
+for newd in /usr/bin $BINDIR /usr/bin/X11 /usr/X*/bin
 do
   if test -d $newd
   then
diff --git a/src/comsat.c b/src/comsat.c
index 77dba34..5082b16 100644
--- a/src/comsat.c
+++ b/src/comsat.c
@@ -27,7 +27,8 @@ static /*const*/char rcsid[]=
 #include "comsat.h"
 
 static int csvalid;		     /* is it turned on with a good address? */
-static struct sockaddr_in csaddr;
+static struct addrinfo cai;
+static struct sockaddr *csaddr;
 static char*cslastf,*cslgname;
 
 void setlfcs(folder)const char*folder;		/* set lastfolder for comsat */
@@ -62,56 +63,32 @@ void setlgcs(name)const char*name;		   /* set logname for comsat */
 }
 
 int setcomsat(chp)const char*chp;
-{ char*chad;int newvalid; struct sockaddr_in newaddr;
+{ char*chad;int newvalid; struct addrinfo *res, hints;
   chad=strchr(chp,SERV_ADDRsep);			     /* @ separator? */
   if(!chad&&!renvint(-1L,chp))
      return csvalid=0;					/* turned off comsat */
   newvalid=1;
   if(chad)
      *chad++='\0';				      /* split the specifier */
+  if(!chad||!*chp)					       /* no service */
+     chp=BIFF_serviceport;				/* new balls please! */
   if(!chad||!*chad)						  /* no host */
-#ifndef IP_localhost			      /* Is "localhost" preresolved? */
      chad=COMSAThost;					/* nope, use default */
-#else /* IP_localhost */
-   { static const unsigned char ip_localhost[]=IP_localhost;
-     newaddr.sin_family=AF_INET;
-     tmemmove(&newaddr.sin_addr,ip_localhost,sizeof ip_localhost);
-   }
-  else
-#endif /* IP_localhost */
-   { const struct hostent*host;		      /* what host?  paranoid checks */
-     if(!(host=gethostbyname(chad))||!host->h_0addr_list)
-      { bbzero(&newaddr.sin_addr,sizeof newaddr.sin_addr);
-	newvalid=0;			     /* host can't be found, too bad */
-      }
-     else
-      { newaddr.sin_family=host->h_addrtype;	     /* address number found */
-	tmemmove(&newaddr.sin_addr,host->h_0addr_list,host->h_length);
-      }
-     endhostent();
-   }
-  if(newvalid)						  /* so far, so good */
-   { int s;
-     if(!*chp)						       /* no service */
-	chp=BIFF_serviceport;				/* new balls please! */
-     s=strtol(chp,&chad,10);
-     if(chp!=chad)			       /* the service is not numeric */
-	newaddr.sin_port=htons((short)s);		    /* network order */
-     else
-      { const struct servent*serv;
-	serv=getservbyname(chp,COMSATprotocol);		   /* so get its no. */
-	if(serv)
-	   newaddr.sin_port=serv->s_port;
-	else
-	 { newaddr.sin_port=htons((short)0);		  /* no such service */
-	   newvalid=0;
-	 }
-	endservent();
-      }
-   }
+  bzero(&hints,sizeof(hints));
+  hints.ai_socktype=SOCK_DGRAM;
+  hints.ai_flags=AI_ADDRCONFIG;
+  if(getaddrinfo(chad,chp,&hints,&res))
+     newvalid=0;
+  
   onguard();				    /* update the address atomically */
   if(csvalid=newvalid)
-     tmemmove(&csaddr,&newaddr,sizeof(newaddr));
+   { if(csaddr)
+        free(csaddr);
+     csaddr=malloc(res->ai_addrlen);
+     tmemmove(csaddr,res->ai_addr,res->ai_addrlen);
+     tmemmove(&cai,res,sizeof(cai));
+     freeaddrinfo(res);
+   }
   offguard();
   return newvalid;
 }
@@ -120,7 +97,7 @@ void sendcomsat(folder)const char*folder;
 { int s;const char*p;
   if(!csvalid||!buf)		  /* is comat on and set to a valid address? */
      return;
-  if(!*cslgname||strlen(cslgname)+2>linebuf)	       /* is $LOGNAME bogus? */
+  if(!cslgname||!*cslgname||strlen(cslgname)+2>linebuf)/* is $LOGNAME bogus? */
      return;
   if(!(p=folder?folder:cslastf))		     /* do we have a folder? */
      return;
@@ -132,8 +109,8 @@ void sendcomsat(folder)const char*folder;
    }
   strlcat(buf,COMSATxtrsep,linebuf);			 /* custom seperator */
   strlcat(buf,p,linebuf);			  /* where was it delivered? */
-  if((s=socket(AF_INET,SOCK_DGRAM,UDP_protocolno))>=0)
-   { sendto(s,buf,strlen(buf),0,(struct sockaddr*)&csaddr,sizeof(csaddr));
+  if((s=socket(cai.ai_family,cai.ai_socktype,cai.ai_protocol))>=0)
+   { sendto(s,buf,strlen(buf),0,csaddr,cai.ai_addrlen);
      rclose(s);
      yell("Notified comsat:",buf);
    }
diff --git a/src/fields.c b/src/fields.c
index a2bd77f..37ed154 100644
--- a/src/fields.c
+++ b/src/fields.c
@@ -110,16 +110,16 @@ void dispfield(p)register const struct field*p;
 		    /* try and append one valid field to rdheader from stdin */
 int readhead P((void))
 { int idlen;
-  getline();
+  get_line();
   if((idlen=breakfield(buf,buffilled))<=0) /* not the start of a valid field */
      return 0;
   if(idlen==STRLEN(FROM)&&eqFrom_(buf))			/* it's a From_ line */
    { if(rdheader)
 	return 0;			       /* the From_ line was a fake! */
-     for(;buflast=='>';getline());	    /* gather continued >From_ lines */
+     for(;buflast=='>';get_line());	    /* gather continued >From_ lines */
    }
   else
-     for(;;getline())		      /* get the rest of the continued field */
+     for(;;get_line())		      /* get the rest of the continued field */
       { switch(buflast)			     /* will this line be continued? */
 	 { case ' ':case '\t':				  /* yep, it sure is */
 	      continue;
diff --git a/src/foldinfo.h b/src/foldinfo.h
index 9e4ebb6..797f9be 100644
--- a/src/foldinfo.h
+++ b/src/foldinfo.h
@@ -10,7 +10,7 @@
 
 #define ft_lock(type)	   ((type)>ft_MAILDIR)		   /* kernel lock fd */
 #define ft_atime(type)	   ((type)==ft_FILE)	      /* force atime < mtime */
-#define ft_dotlock(type)   ((type)==ft_FILE)		 /* dotlock $DEFAULT */
+#define ft_dotlock(type)   ((type)>ft_MAILDIR)		 /* dotlock $DEFAULT */
 #define ft_delim(type)	   ((type)==ft_FILE)		   /* add MMDF delim */
 #define ft_checkcloser(type) ((type)>ft_MH)
 #define ft_forceblank(type) ((type)!=ft_MAILDIR)  /* force blank line at end */
diff --git a/src/formail.c b/src/formail.c
index fe5e6be..1f5c9dd 100644
--- a/src/formail.c
+++ b/src/formail.c
@@ -758,9 +758,9 @@ startover:
 	lputssn(buf,buffilled),ctlength-=buffilled,buffilled=lnl=0;
      ;{ int tbl=buflast,lwr='\n';
 	while(--ctlength>=0&&tbl!=EOF)	       /* skip Content-Length: bytes */
-	   lnl=lwr==tbl&&lwr=='\n',putcs(lwr=tbl),tbl=getchar();
+	   lnl=lwr==tbl&&lwr=='\n',lputcs(lwr=tbl),tbl=getchar();
 	if((buflast=tbl)=='\n'&&lwr!=tbl)	/* just before a line break? */
-	   putcs('\n'),buflast=getchar();		/* wrap up loose end */
+	   lputcs('\n'),buflast=getchar();		/* wrap up loose end */
       }
      if(!quiet&&ctlength>0)
       { charNUM(num,ctlength);
@@ -819,7 +819,7 @@ splitit:       { if(!lnl)   /* did the previous mail end with an empty line? */
       { if(split)		       /* gobble up the next start separator */
 	 { buffilled=0;
 #ifdef sMAILBOX_SEPARATOR
-	   getline();buffilled=0;		 /* but only if it's defined */
+	   get_line();buffilled=0;		 /* but only if it's defined */
 #endif
 	   if(buflast!=EOF)					   /* if any */
 	      goto splitit;
diff --git a/src/formisc.c b/src/formisc.c
index d6cab90..338733b 100644
--- a/src/formisc.c
+++ b/src/formisc.c
@@ -115,7 +115,7 @@ void loadchar(c)const int c;		      /* append one character to buf */
   buf[buffilled++]=c;
 }
 
-int getline P((void))			   /* read a newline-terminated line */
+int get_line P((void))			   /* read a newline-terminated line */
 { if(buflast==EOF)			 /* at the end of our Latin already? */
    { loadchar('\n');					  /* fake empty line */
      return EOF;					  /* spread the word */
diff --git a/src/formisc.h b/src/formisc.h
index 1c4ca20..f25211c 100644
--- a/src/formisc.h
+++ b/src/formisc.h
@@ -17,4 +17,4 @@ void
 char*
  skipwords P((char*start));
 int
- getline P((void));
+ get_line P((void));
diff --git a/src/mailfold.c b/src/mailfold.c
index 917b502..6c8bcf4 100644
--- a/src/mailfold.c
+++ b/src/mailfold.c
@@ -30,6 +30,7 @@ static /*const*/char rcsid[]=
 
 int logopened,rawnonl;
 off_t lasttell;
+static int trunced;
 static long lastdump;
 static volatile int mailread;	/* if the mail is completely read in already */
 static struct dyna_array confield;		  /* escapes, concatenations */
@@ -81,6 +82,7 @@ long dump(s,type,source,len)const int s,type;const char*source;
  long len;
 { int i;long part;
   lasttell=i= -1;SETerrno(EBADF);
+  trunced=0;
   if(s>=0)
    { if(ft_lock(type)&&(lseek(s,(off_t)0,SEEK_END),fdlock(s)))
 	nlog("Kernel-lock failed\n");
@@ -120,13 +122,18 @@ jin:	while(part&&(i=rwrite(s,source,BLKSIZ<part?BLKSIZ:(int)part)))
       }
 writefin:
      i=type!=ft_PIPE&&fsync(s)&&errno!=EINVAL;	  /* EINVAL => wasn't a file */
+     if ((i||len)&&lasttell>=0)
+      { int serrno=errno;
+	if(!ftruncate(s,lasttell)) trunced=1;
+	SETerrno(serrno);
+      }
      if(ft_lock(type))
       { int serrno=errno;		       /* save any error information */
 	if(fdunlock())
 	   nlog("Kernel-unlock failed\n");
 	SETerrno(serrno);
       }
-     i=rclose(s)||i;
+     i=rclose(s)||i; /* if this fails, we should truncate, but it's too late */
    }			   /* return an error even if nothing was to be sent */
   return i&&!len?-1:len;
 }
@@ -237,7 +244,7 @@ dumpf:	 { switch(errno)
 #endif
 	      default:writeerr(buf);
 	    }
-	   if(lasttell>=0&&!truncate(boxname,lasttell)&&(logopened||verbose))
+	   if(lasttell>=0&&trunced&&(logopened||verbose))
 	      nlog("Truncated file to former size\n");	    /* undo garbage */
 ret0:	   return 0;
 	 }
@@ -378,7 +385,8 @@ void readmail(rhead,tobesent)const long tobesent;
 	dfilled=mailread=0;
      else if(rhead)				/* only read in a new header */
       { memblk new;
-	dfilled=mailread=0;makeblock(&new,0);readdyn(&new,&dfilled,0);
+	dfilled=mailread=0;makeblock(&new,0);
+	readdyn(&new,&dfilled,thebody-themail.p);
 	if(tobesent>dfilled&&isprivate)		     /* put it in place here */
 	 { tmemmove(themail.p+dfilled,thebody,filled-=tobesent);
 	   tmemmove(themail.p,new.p,dfilled);
diff --git a/src/manconf.c b/src/manconf.c
index a9e9f1c..5c8ec36 100644
--- a/src/manconf.c
+++ b/src/manconf.c
@@ -233,7 +233,7 @@ a security violation was found (e.g. \1.B \2-@PRESERVOPT@\1or variable\
  \2-@PRESERVOPT@\1and\1.BR \2-@FROMWHOPT@ .\1");
   pc("LMTPOPT",LMTPOPT);
 #else
-  ps("LMTPOPTdesc","");ps("LMTPusage","");
+  ps("LMTPOPTdesc","");ps("LMTPusage","\1");
 #endif
   pname("INIT_UMASK",0);printf("0%lo/g\n",(unsigned long)INIT_UMASK);lines--;
   pn("DEFlinebuf",DEFlinebuf);
diff --git a/src/memblk.c b/src/memblk.c
index e2f13f0..97e02d3 100644
--- a/src/memblk.c
+++ b/src/memblk.c
@@ -51,11 +51,11 @@ void lockblock(mb)memblk*const mb;
 {
 #ifdef USE_MMAP
   if(mb->fd>=0)
-   { long len=mb->len+1;
-     if(munmap(mb->p,len))
-	mmapfailed(len);		      /* don't want to continue here */
-     if((mb->p=mmap(0,len,PROT_READ,MAP_PRIVATE,mb->fd,(off_t)0))==MAP_FAILED)
-	mmapfailed(len);
+   { long mlen=mb->len+1;
+     if(munmap(mb->p,mlen))
+	mmapfailed(mlen);		      /* don't want to continue here */
+     if((mb->p=mmap(0,mlen,PROT_READ,MAP_PRIVATE,mb->fd,(off_t)0))==MAP_FAILED)
+	mmapfailed(mlen);
      close(mb->fd);
      mb->fd=ropen(devnull,O_RDWR,0);		/* XXX Perhaps -1 is better? */
    }
@@ -77,8 +77,8 @@ int resizeblock(mb,len,nonfatal)memblk*const mb;const long len;
      strcpy(filename,MMAP_DIR);
      if(unique(filename,strchr(filename,'\0'),MMAP_FILE_LEN,MMAP_PERM,0,0)&&
 	(mb->fd=ropen(filename,O_RDWR,MMAP_PERM),unlink(filename),mb->fd>=0))
-      { mb->filelen=len;
-	if(lseek(mb->fd,mb->filelen-1,SEEK_SET)<0||1!=rwrite(mb->fd,empty,1))
+      { mb->filelen=len+1;
+	if(lseek(mb->fd,len,SEEK_SET)<0||1!=rwrite(mb->fd,empty,1))
 dropf:	 { close(mb->fd);mb->fd= -1;
 	   if(verbose)nlog("Unable to extend or use tempfile");
 	 }
@@ -98,9 +98,9 @@ dropf:	 { close(mb->fd);mb->fd= -1;
       }
    }
   if(mb->fd>=0)
-   { if(len>mb->filelen)				  /* need to extend? */
-      { mb->filelen=len;
-	if(lseek(mb->fd,mb->filelen-1,SEEK_SET)<0||1!=rwrite(mb->fd,empty,1))
+   { if(len>=mb->filelen)				  /* need to extend? */
+      { mb->filelen=len+1;
+	if(lseek(mb->fd,len,SEEK_SET)<0||1!=rwrite(mb->fd,empty,1))
 	 { char*p=malloc(len+1);	   /* can't extend, switch to malloc */
 	   tmemmove(p,mb->p,mb->len);
 	   munmap(mb->p,mb->len+1);
@@ -124,9 +124,9 @@ mmap:	if((mb->p=mmap(0,len+1,P_RW,MAP_SHARED,mb->fd,(off_t)0))==MAP_FAILED)
    }
   else
      mb->p=realloc(mb->p,len+1);
-  mb->len=len+1;
-  mb->p[len]='\0';
+  mb->len=len;
 ret1:
+  mb->p[len]='\0';
   return 1;
 }
 
diff --git a/src/memblk.h b/src/memblk.h
index 6fd1d1d..b57f369 100644
--- a/src/memblk.h
+++ b/src/memblk.h
@@ -1,6 +1,6 @@
 typedef struct memblk {
     char*p;						  /* where it starts */
-    long len;					 /* currently allocated size */
+    long len;			 /* current size, not including trailing NUL */
 #ifdef USE_MMAP
     off_t filelen;				     /* how long is the file */
     int fd;					   /* file which is mmap()ed */
diff --git a/src/network.h b/src/network.h
index d7d08f2..b09b6c4 100644
--- a/src/network.h
+++ b/src/network.h
@@ -1,19 +1,13 @@
 /*$Id: network.h,v 1.7 1997/04/02 03:15:41 srb Exp $*/
 
-#include <sys/socket.h>			/* socket() sendto() AF_INET
+#include <sys/socket.h>			/* socket() sendto() */
 					/* SOCK_DGRAM */
-#include <netdb.h>			/* gethostbyname() getservbyname()
-					/* getprotobyname() */
-#include <netinet/in.h>			/* htons() struct sockaddr_in */
+#include <netdb.h>			/* getaddrinfo() */
 
 #ifndef BIFF_serviceport
 #define BIFF_serviceport	COMSATservice
 #endif
 
-#ifndef h_0addr_list
-#define h_0addr_list	h_addr_list[0]		      /* POSIX struct member */
-#endif
-
 #ifndef NO_const      /* since network.h is outside the autoconf const check */
 #ifdef const		    /* loop, we need this backcheck for some systems */
 #undef const
diff --git a/src/pipes.c b/src/pipes.c
index 1fdb9e6..7754300 100644
--- a/src/pipes.c
+++ b/src/pipes.c
@@ -145,7 +145,9 @@ int pipthrough(line,source,len)char*line,*source;const long len;
   if(Stdout)
    { *(eq=strchr(Stdout,'\0')-1)='\0';			     /* chop the '=' */
      if(!(backblock=getenv(Stdout)))			/* no current value? */
-	PRDB=PWRB= -1;
+      { PRDB=PWRB= -1;
+	backlen=0;
+      }
      else
       { backlen=strlen(backblock);
 	goto pip;
@@ -155,9 +157,7 @@ int pipthrough(line,source,len)char*line,*source;const long len;
 pip: rpipe(pbackfd);
   rpipe(pinfd);						 /* main pipes setup */
   if(!(pidchild=sfork()))			/* create a sending procmail */
-   { if(Stdout&&backblock)
-	backlen=strlen(backblock);
-     else
+   { if(!Stdout)
 	backblock=source,backlen=len;
      childsetup();rclose(PRDI);rclose(PRDB);
      rpipe(poutfd);rclose(STDOUT);
@@ -194,7 +194,7 @@ perr:	      progerr(line,excode,pwait==4);  /* I'm going to tell my mommy! */
      makeblock(&temp,Stdfilled);
      tmemmove(temp.p,Stdout,Stdfilled);
      readdyn(&temp,&Stdfilled,Stdfilled+backlen+1);
-     Stdout=realloc(Stdout,&Stdfilled+1);
+     Stdout=realloc(Stdout,Stdfilled+1);
      tmemmove(Stdout,temp.p,Stdfilled+1);
      freeblock(&temp);
      retStdout(Stdout,pwait&&pipw,!backblock);
diff --git a/src/procmail.c b/src/procmail.c
index 4a232f2..2bb449b 100644
--- a/src/procmail.c
+++ b/src/procmail.c
@@ -652,8 +652,7 @@ commint:do skipspace();					  /* skip whitespace */
 	      nrcond= -1;
 	   if(tolock)		 /* clear temporary buffer for lockfile name */
 	      free(tolock);
-	   for(i=maxindex(flags);i;i--)			  /* clear the flags */
-	      flags[i]=0;
+	   bbzero(flags,sizeof(flags));		  /* clear the flags */
 	   for(tolock=0,locknext=0;;)
 	    { chp=skpspace(chp);
 	      switch(i= *chp++)
diff --git a/src/recommend.c b/src/recommend.c
index 5d41e01..9002268 100644
--- a/src/recommend.c
+++ b/src/recommend.c
@@ -47,7 +47,7 @@ int main(argc,argv)const int argc;const char*const argv[];
      printf("chmod %lo %s\n",(unsigned long)(sgid|PERMIS),argv[2]);
   else if(chmdir==1)
      goto nogchmod;
-  if(chmdir)
+  if(0)
      printf("chmod %c+w %s/.\n",chmdir==1?'g':'a',mailspooldir);
 nogchmod:
   return EXIT_SUCCESS;
-- 
1.8.4.2