Manually tell pkg-config the location of brewed OpenSSL

Author: tiennou

script/update_libgit2

@@ -22,6 +22,9 @@ fi
 mkdir build
 cd build
 
+# OpenSSL is keg-only, so add its pkgconfig location manually
+export PKG_CONFIG_PATH=/usr/local/opt/openssl/lib/pkgconfig
+
 cmake -DBUILD_SHARED_LIBS:BOOL=OFF \
     -DLIBSSH2_INCLUDE_DIRS:PATH=/usr/local/include/ \
     -DBUILD_CLAR:BOOL=OFF \