diff --git a/Library/Homebrew/os/mac/pkgconfig/10.10/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.10/libffi.pc
new file mode 100644
index 0000000000..2d8d745d0c
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.10/libffi.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 2.1
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.11/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.11/libffi.pc
new file mode 100644
index 0000000000..2d8d745d0c
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.11/libffi.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 2.1
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.12/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.12/libffi.pc
new file mode 100644
index 0000000000..2d8d745d0c
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.12/libffi.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 2.1
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.13/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.13/libffi.pc
new file mode 100644
index 0000000000..2d8d745d0c
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.13/libffi.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 2.1
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.14/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.14/libffi.pc
new file mode 100644
index 0000000000..dfedeae02d
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.14/libffi.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
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 2.1
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.15/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.15/libffi.pc
new file mode 100644
index 0000000000..1bb4c85f75
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.15/libffi.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
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 3.3-rc0
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}
diff --git a/Library/Homebrew/os/mac/pkgconfig/10.9/libffi.pc b/Library/Homebrew/os/mac/pkgconfig/10.9/libffi.pc
new file mode 100644
index 0000000000..2d8d745d0c
--- /dev/null
+++ b/Library/Homebrew/os/mac/pkgconfig/10.9/libffi.pc
@@ -0,0 +1,11 @@
+prefix=/usr
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+toolexeclibdir=${libdir}
+includedir=${prefix}/include/ffi
+
+Name: libffi
+Description: Library supporting Foreign Function Interfaces
+Version: 2.1
+Libs: -L${toolexeclibdir} -lffi
+Cflags: -I${includedir}