* update libmng to 2.0.3-4

libmng/.SRCINFO

@@ -0,0 +1,18 @@
+pkgbase = libmng
+	pkgdesc = A collection of routines used to create and manipulate MNG format graphics files
+	pkgver = 2.0.3
+	pkgrel = 4
+	url = https://www.libmng.com/
+	arch = x86_64
+	license = LicenseRef-libmng
+	depends = glibc
+	depends = lcms2
+	depends = libjpeg-turbo
+	depends = zlib
+	source = https://downloads.sourceforge.net/sourceforge/libmng/libmng-2.0.3.tar.xz
+	source = https://downloads.sourceforge.net/sourceforge/libmng/libmng-2.0.3.tar.xz.asc
+	validpgpkeys = 8048643BA2C840F4F92A195FF54984BFA16C640F
+	sha256sums = 4a462fdd48d4bc82c1d7a21106c8a18b62f8cc0042454323058e6da0dbb57dd3
+	sha256sums = SKIP
+
+pkgname = libmng

libmng/.nvchecker.toml

@@ -0,0 +1,4 @@
+[libmng]
+source = 'regex'
+url = 'https://sourceforge.net/projects/libmng/files/libmng-devel/'
+regex = 'libmng(?:-devel|)/([\d.]+)/'

libmng/PKGBUILD

@@ -3,26 +3,30 @@
 
 pkgname=libmng
 pkgver=2.0.3
-pkgrel=3
+pkgrel=4
 pkgdesc="A collection of routines used to create and manipulate MNG format graphics files"
 arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
-url="https://www.libmng.com/"
-license=('custom')
-depends=('lcms2')
-source=(https://downloads.sourceforge.net/sourceforge/${pkgname}/${pkgname}-${pkgver}.tar.xz{,.asc})
-sha512sums=('764efd94643c17c449abcb8f676ec2aa750a2461cf46bc961343f8d443a16ac2caa135c27d846deb2351b9f25d6170c42a500d21f63c13276905fdd743b8fec6'
+url='https://www.libmng.com/'
+license=(LicenseRef-libmng)
+depends=(glibc
+         lcms2
+         libjpeg-turbo
+         zlib)
+source=(https://downloads.sourceforge.net/sourceforge/$pkgname/$pkgname-$pkgver.tar.xz{,.asc})
+sha256sums=('4a462fdd48d4bc82c1d7a21106c8a18b62f8cc0042454323058e6da0dbb57dd3'
             'SKIP')
 validpgpkeys=('8048643BA2C840F4F92A195FF54984BFA16C640F')
 
 build() {
-  cd ${pkgname}-${pkgver}
-  ./configure --prefix=/usr \
-	      --build=${CHOST}
+  cd $pkgname-$pkgver
+  ./configure \
+    --build=${CHOST} \
+    --prefix=/usr
   make
 }
 
 package() {
-  cd ${pkgname}-${pkgver}
-  make DESTDIR="${pkgdir}" install
-  install -D -m644 LICENSE "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
+  cd $pkgname-$pkgver
+  make DESTDIR="$pkgdir" install
+  install -D -m644 LICENSE -t "$pkgdir"/usr/share/licenses/$pkgname
 }

libmng/keys/pgp/8048643BA2C840F4F92A195FF54984BFA16C640F.asc

@@ -0,0 +1,55 @@
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