They're the same sources, but my builder fetched them twice.
bzip is smaller, so use that here.

Revision bump should not be needed, but does not hurt.

Feedback? OK?

diff --git a/devel/gas/Makefile b/devel/gas/Makefile
index c80800f2d6f..171ee002609 100644
--- a/devel/gas/Makefile
+++ b/devel/gas/Makefile
@@ -2,6 +2,7 @@ COMMENT =		GNU assembler
 
 # keep version synchronized with devel/binutils
 V =			2.45.1
+REVISION =		0
 DISTNAME =		binutils-$V
 PKGNAME =		gas-$V
 
@@ -17,6 +18,7 @@ PERMIT_PACKAGE =	Yes
 WANTLIB +=		c z zstd
 
 SITES =			${SITE_GNU:=binutils/}
+EXTRACT_SUFX =		.tar.bz2
 
 CONFIGURE_STYLE =	gnu
 CONFIGURE_ARGS +=	--disable-ld \
diff --git a/devel/gas/distinfo b/devel/gas/distinfo
index f7cfd416b0a..1d353e50b60 100644
--- a/devel/gas/distinfo
+++ b/devel/gas/distinfo
@@ -1,2 +1,2 @@
-SHA256 (binutils-2.45.1.tar.gz) = K2OuCtAV6ydVKU8Se/0XnBhJl53Ye26OGnN2lkpDI9w=
-SIZE (binutils-2.45.1.tar.gz) = 52703549
+SHA256 (binutils-2.45.1.tar.bz2) = hg2t3skIXLQBEnkTb8itKetTPpRG11JK9/UX3RjwAiQ=
+SIZE (binutils-2.45.1.tar.bz2) = 39291202