Unbreak the build on PowerPC (at least) by always using va_copy() macro for

copying variable argument lists, not just on AMD64.

biology/babel/Makefile

@@ -16,14 +16,12 @@ CONFLICTS_INSTALL=	openbabel-*
 USES=		tar:Z
 MAKE_ARGS=	CC="${CC}" CFLAGS="${CFLAGS}"
 
-PLIST_FILES+=	bin/babel libexec/babel
+PLIST_FILES=	bin/babel libexec/babel
 PORTDATA=	element.lis new.lis quanta.lis types.lis
 PORTDOCS=	README.1ST
 
 OPTIONS_DEFINE=	DOCS
 
-BROKEN_powerpc=	Does not compile on powerpc
-
 post-build:
 	${SED} -e 's%@PREFIX@%${PREFIX}%g' \
 		${FILESDIR}/babel.sh >${WRKSRC}/babel.sh

biology/babel/files/patch-block.c

@@ -1,39 +1,28 @@
 --- block.c.orig	Tue Jan 21 16:52:32 1997
 +++ block.c	Sun Feb  1 22:56:41 2004
-@@ -7,6 +7,10 @@
+@@ -7,6 +7,7 @@
  */
  
  #include "bbltyp.h"
-+#include <osreldate.h>
-+#if __FreeBSD_version > 500000
 +#include <stdarg.h>
-+#endif
  
  /* the routine that does all the work */
  static int block__doalloc(int, block_ptr *, const char *, va_list);
-@@ -99,7 +103,11 @@
+@@ -99,7 +100,7 @@ block__doalloc(int clear, block_ptr *han
     void *array;
  
  /* calc how much space we are gonna need */
-+   #if __FreeBSD_version > 500000 && defined(__amd64__)
+-   ap = initap;
 +   va_copy(ap, initap);
-+   #else
-    ap = initap;
-+   #endif
     size = 0;
     for(i=0; types[i] != '\0'; i++)
     {
-@@ -115,8 +123,12 @@
- 
+@@ -116,7 +117,7 @@ block__doalloc(int clear, block_ptr *han
  /* set up the ptrs if we can alloc the memory */
     if(*handle != NULL)
--   {
-+   {  
-+      #if __FreeBSD_version > 500000 && defined(__amd64__)
+    {
+-      ap = initap;
 +      va_copy(ap, initap); 
-+      #else
-       ap = initap;
-+      #endif
        ptr = 0;
        for(i=0; types[i] != '\0'; i++)
        {