plplot: Added more gdlib defines. (msys2#2990)

Had to define PLD_png and etc to ON to get libGD to be searched.

Author: stahta01

mingw-w64-plplot/PKGBUILD

@@ -5,12 +5,13 @@
 # Note: Added "ENABLE_itk=OFF" because of random build errors;
 # It appeared to think it found the itk library; but, it then errored out.
 # Set "ENABLE_qt=OFF" and "DEFAULT_NO_CAIRO_DEVICES=ON" to reduce warnings.
+# Had to define PLD_png and etc to ON to get libGD to be searched.
 
 _realname=plplot
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgver=5.13.0
-pkgrel=1
+pkgrel=2
 arch=('any')
 pkgdesc="Scientific plotting software (mingw-w64)"
 depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs"
@@ -95,6 +96,9 @@ build() {
     -DDEFAULT_NO_CAIRO_DEVICES=ON \
     -DENABLE_itk=OFF \
     -DENABLE_qt=OFF \
+    -DPLD_png=ON \
+    -DPLD_jpeg=ON \
+    -DPLD_gif==ON \
     ../${_realname}-${pkgver}
 
   make V=1