sys-devel/gcc-13.3.0: fix ld64/xtools detection fix

update for updated checks, fixes compiling on {x64,ppc}-macos

Signed-off-by: Fabian Groffen <[email protected]>

Author: grobian

sys-devel/gcc/gcc-13.3.0.ebuild

@@ -97,7 +97,8 @@ src_prepare() {
 
 		# our ld64 is a slight bit different, so tweak expression to not
 		# get confused and break the build
-		sed -i -e 's/grep ld64/grep :ld64/' gcc/configure || die
+		sed -i -e "s/EGREP 'ld64|dyld'/& | head -n1/" \
+			gcc/configure{.ac,} || die
 
 		# rip out specific macos version min
 		sed -i -e 's/-mmacosx-version-min=11.0//' \