curl: remove private dependencies for curl_devel

only needed for static linking, and in case headers include third-party
libraries headers.

net-misc/curl/curl-8.10.1.recipe

@@ -9,7 +9,7 @@ busload of other useful tricks."
 HOMEPAGE="https://curl.haxx.se/"
 COPYRIGHT="1996-2024 Daniel Stenberg"
 LICENSE="Curl"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="https://github.com/curl/curl/releases/download/curl-${portVersion//\./_}/curl-$portVersion.tar.bz2"
 CHECKSUM_SHA256="3763cd97aae41dcf41950d23e87ae23b2edb2ce3a5b0cf678af058c391b6ae31"
 ADDITIONAL_FILES="curl.rdef"
@@ -47,9 +47,6 @@ PROVIDES_devel="
 	"
 REQUIRES_devel="
 	curl$secondaryArchSuffix == $portVersion base
-	devel:libnghttp2$secondaryArchSuffix
-	devel:libssl$secondaryArchSuffix
-	devel:libz$secondaryArchSuffix
 	"
 
 BUILD_REQUIRES="
@@ -140,6 +137,11 @@ INSTALL()
 		-e "s,--libdir=$developLibDir,--libdir=$libDir,g" \
 		$binDir/curl-config
 
+	# curl headers don't depend on the private libs
+	sed -i \
+		-e "s,Requires.private.*,," \
+		$developLibDir/pkgconfig/libcurl.pc
+
 	if [ -n "$secondaryArchSuffix" ]; then
 		maybe_manDir_man3=
 	else