diff --git a/Library/Homebrew/os/mac/pkgconfig/10.10/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.10/expat.pc
new file mode 100644
index 0000000000..70f3295713
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.10/expat.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.0.1
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.11/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.11/expat.pc
new file mode 100644
index 0000000000..8c6a8138d6
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.11/expat.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.1.0
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.12/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.12/expat.pc
new file mode 100644
index 0000000000..8c6a8138d6
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.12/expat.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.1.0
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.13/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.13/expat.pc
new file mode 100644
index 0000000000..910da9dd07
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.13/expat.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.2.1
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.14/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.14/expat.pc
new file mode 100644
index 0000000000..3863db7efe
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.14/expat.pc
@@ -0,0 +1,12 @@
+homebrew_sdkroot=/Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk
+prefix=${homebrew_sdkroot}/usr
+exec_prefix=/usr
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.2.1
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags:
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.15/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.15/expat.pc
new file mode 100644
index 0000000000..55d04ed735
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.15/expat.pc
@@ -0,0 +1,12 @@
+homebrew_sdkroot=/Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk
+prefix=${homebrew_sdkroot}/usr
+exec_prefix=/usr
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.2.6
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags:
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.9/expat.pc b/Library/Homebrew/os/mac/pkgconfig/10.9/expat.pc
new file mode 100644
index 0000000000..70f3295713
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.9/expat.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: expat
+Version: 2.0.1
+Description: expat XML parser
+URL: http://www.libexpat.org
+Libs: -L${libdir} -lexpat
+Cflags: -I${includedir}