Enable gdbm and pcre modules.

zsh.spec

@@ -3,7 +3,7 @@
 Summary: Powerful interactive shell
 Name: zsh
 Version: 5.3.1
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: MIT
 URL: http://zsh.sourceforge.net/
 Group: System Environment/Shells
@@ -23,8 +23,10 @@ Patch0: zsh-serial.patch
 
 BuildRequires: coreutils
 BuildRequires: gawk
+BuildRequires: gdbm-devel
 BuildRequires: libcap-devel
 BuildRequires: ncurses-devel
+BuildRequires: pcre-devel
 BuildRequires: sed
 BuildRequires: texi2html
 BuildRequires: texinfo
@@ -69,7 +71,11 @@ cp -p %SOURCE7 .
 # make loading of module's dependencies work again (#1277996)
 export LIBLDFLAGS='-z lazy'
 
-%configure --enable-etcdir=%{_sysconfdir} --with-tcsetpgrp --enable-maildir-support
+%configure \
+    --enable-etcdir=%{_sysconfdir} \
+    --with-tcsetpgrp \
+    --enable-maildir-support \
+    --enable-pcre
 
 make all html
 
@@ -165,6 +171,10 @@ fi
 %doc Doc/*.html
 
 %changelog
+* Fri Mar 31 2017 Jason L Tibbitts III <tibbs@math.uh.edu> - 5.3.1-4
+- Add build deps on gdbm-devel and pcre-devel.  Pass --enable-pcre to
+  configure.  These should ensure that the pcre and gdbm modules are built.
+
 * Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 5.3.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild